Answer:
Scale distance on map representation = 2.4 cm
Step-by-step explanation:
Given:
Scale factor [6 cm - 15 Km]
Actual distance = 6 km
Find:
Scale distance on map representation
Computation:
Scale distance on map representation = Actual distance[6cm / 15km]
Scale distance on map representation = 6km [6cm / 15km]
Scale distance on map representation = 36 / 15
Scale distance on map representation = 2.4 cm
2. The population of a town was 7,250 in 2014
and 7,375 in 2015. What was the percent
increase from 2014 to 2015 to the nearest
tenth of a percent?
A) 1.5%
B) 1.6%
C) 1.7%
D) 1.8%
E) 2.0%
E
The percentage change of the population is P = 1.7 %
Given data ,
To calculate the percent increase from 2014 to 2015, we need to find the difference between the two population values, divide it by the initial value, and then multiply by 100 to get the percentage.
Population increase = 7,375 - 7,250 = 125
Percent increase = (Population increase / Initial population) * 100
Percent increase = (125 / 7,250) * 100 ≈ 1.7241
Rounding to the nearest tenth of a percent, the percent increase is approximately 1.7%.
Hence , the percentage change is P = 1.7 %
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1. A recipe calls for lb of flour for 1 batch. How many batches can be made with each of the following amounts? a. 1 lb b. lb c. lb
Analia is a school district manager. Here are some details about two schools in her district for the last school year:
School A School B
Number of students 300030003000 400040004000
Number of teachers 190190190 380380380
Graduation rate 86\%86%86, percent 90\%90%90, percent
Budget per student \$10{,}500$10,500dollar sign, 10, comma, 500 \$10{,}000$10,000dollar sign, 10, comma, 000
% of students in sports club 62\%62%62, percent 68\%68%68, percent
Number of sports medals won 999 777
SAT average 120012001200 105010501050
SAT range (max-min) 900900900 700700700
Analia wants to know which school has higher athletic achievements relative to the SAT average.
1) Analia thought of two different ways to define this quantity. Identify these two definitions among the following options.
Choose 2 answers:
Choose 2 answers:
(Choice A)
A
% of students in sports club divided by SAT average
(Choice B)
B
Graduation rate divided by SAT average
(Choice C)
C
Number of sports medals won
(Choice D)
D
Number of sports medals won divided by SAT average
2) Determine which school has higher athletic achievements relative to the SAT average, according to the two definitions. Did you get the same result for both definitions?
Choose 1 answer:
Choose 1 answer:
(Choice A)
A
Yes. According to both definitions, School A has higher athletic achievements relative to the SAT average.
(Choice B)
B
Yes. According to both definitions, School B has higher athletic achievements relative to the SAT average.
(Choice C)
C
No. The definitions have opposite results.
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A plane figure has 2 sides that
each 5 inches and 2 sides that are each
3 inches. What is the perimeter of the
plane figure?
The perimeter of the plane figure which is a quadrilateral with four straight sides is equal to 16 inches.
What is the perimeter of a plane figureTo know the perimeter of a plane figure, we add up all the length of its sides or boundaries together. That is the sum total of the length of a plane figure is called its perimeter.
The plene figure has for sides who two of it is 5 inches each and the other two is 3 inches each.
thus we calculate for the perimeter as follows:
perimeter of the plane figure = 5 in + 5 in + 3 in + 3 in
perimeter of the plane figure = 16 inches
Therefore, the perimeter of the plane figure which is a quadrilateral with four straight sides is equal to 16 inches.
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I am struggling to find domain and range please help thank you
Answer:
Domain: 0, 1, 2, 3, 4,
Range: 1, 2, 3, 4, 5,
Step-by-step explanation:
Based on the graph the domain of the function is 0, 1, 2, 3, 4, and the range is 1, 2, 3, 4, 5, therefore, the answer is:
x³ by a³ + a³by x³=p x³by a³- a³by ³=q eliminate x
Answer:
Step-by-step explanation:
\(\frac{x^3}{a^3} +\frac{a^3}{x^3} =p\\\frac{x^3}{a^3} -\frac{a^3}{x^3} =q\\adding\\2\frac{x^3}{a^3} =p+q\\\frac{x^3}{a^3} =\frac{p+q}{2} \\substitute~in~first\\\frac{p+q}{2} +\frac{2}{p+q} =p\\\frac{(p+q)^2+4}{2(p+q)} =p\\(p+q)^2+4=2p(p+q)\\p^2+q^2+2pq+4-2p^2-2pq=0\\q^2-p^2+4=0\\q^2=p^2-4\)
First correct answer gets brainliest
Given a line with slope = -4 and y-int= (0, 5), write the equation of the line.
Writing the equation algebraically.
Answer:
\(y=-4x+5\)
Step-by-step explanation:
The equation of a line with slope \(m\) and \(y\)-intercept \((0,b)\) is \(y=mx+b\).
The graph of a quadratic relationship has a y-Intercept of 16, and a vertex at the point (4,0). Which function does the graph represent?
Answer choices in picture.
Answer: A
f(x)=(x-4)^(2)
Step-by-step explanation:
Given that D( x ) = 2 x , select all of the following that are true statements.
D( x ) is a direct variation.
D( x ) is a function.
D( x ) is a rule for the set of points (5, 10), (6, 12) and (-2, -4).
x is the dependent variable.
D(6) = 3
worth 100 points
Answer: i think the first thing is correct and the third thing is correct.
Step-by-step explanation:
Which polynomial function could be represented by the graph below?
A puppy and a kitten are 180 feet apart when they see each other. The puppy can run at a speed of 25 feet per second, while the kitten can run at a speed of 20 feet per second.
How long will it take the kitten to catch up to the puppy if the puppy runs away from the kitten, and the kitten simultaneously starts chasing the puppy?
Answer:
an infinitely long time
Step-by-step explanation:
You want to know the time it takes for a kitten running 20 ft/s to catch a puppy running 25 ft/s when they start 180 ft apart and the puppy runs away from the kitten.
NeverThe kitten runs slower than the puppy, so can never catch up to it.
<95141404393>
What can be the next step please helppppppppppppp
Answer:
Statement: Triangle ACD is congruent to Triangle BCD
Reason: SSA (Side, Side, Angle)
3(y+1/4)>3/4 determine the value of y for the inequality
Therefore, the solution to the inequality 3(y + 1/4) > 3/4 is y > 0.
What is inequality?An inequality is a mathematical statement that shows a relationship between two values, which are not necessarily equal. Inequalities are represented using symbols such as > (greater than), < (less than), ≥ (greater than or equal to), and ≤ (less than or equal to). Inequalities are commonly used in algebra and other areas of mathematics, as well as in real-world applications such as finance, economics, and science. They can be used to represent constraints or limits on a variable, such as the maximum or minimum value that it can take.
Here,
We can solve the inequality 3(y + 1/4) > 3/4 by first distributing the 3 to the expression inside the parentheses:
3y + 3/4 > 3/4
Next, we can simplify by subtracting 3/4 from both sides:
3y > 0
Finally, we can solve for y by dividing both sides by 3:
y > 0/3
y > 0
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Please help me with this question
The values of tht missing part of the triangle are;
A= 20.9°
a = 13.06
c = 33.6
What is sine rule?The sine rule states that if a, b and c are the lengths of the sides of a triangle, and A, B and C are the angles in the triangle; with A opposite a, etc., then a/sinA=b/sinB=c/sinC.
To find side c
sinB/b = sinC/c
sin45.9/26.30 = sin113.2/c
csin 45.9 = 26.30 × sin113.2
0.718c = 23.90
c = 23.90/0.718
c = 33.6
Angle A = 180-(113.2+ 45.9)
angle A = 20.9°
sinA/a = sinB/b
sin20.9/a = 0.718/26.30
0.357 × 26.30 = 0.718a
a = 9.389/0.718
a = 13.06
Therefore A = 20.9°
a = 13.06
c = 33.6
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PLEASE HELP ASAP REAL ANSWERS ONLY OR WILL BE DELETED! 20 PTS!!
Find the height in centimeters of a square pyramid with a volume of 296 cm3 and a base edge length equal to the height. Give the approximate answer rounded to 2 decimal places.
Answer:
9.61cm
Step-by-step explanation:
Let height be x thus length will also be x
since the base is a square the width and length are also equal.
volume of pyramid=length×width×height
3
296cm³=x×x×x
3
296×3=x³
888=x³
x= cube root of 888
x=9.61cm
good people please help me!!!!!!
2.1show a=2,b=-2,c=-10 and d=-6
2.2 calculate the co-ordinate of turning point B
The coordinates of the point of intersection of the tangent and the secant are;
T(a, b) = (9/5, -14/5)
C = (0, -1)
What is a tangent to a circle?A tangent is a line or segment that touches a circle only once.
The equation of the line AN is; y - 2 = ((-2 - 2)/(2 - 3)) × (x - 3)
y = 4·x - 12 + 2 = 4·x - 10
y = 4·x - 10
The coordinates of the center of the circle is; ((-5 + 3)/2, (4 + 2)/2) = (-1, 3)
The radius of the circle is; √((3 - (-1))² + (2 - 3)²) = √(17)
The equation of the circle is; (x + 1)² + (y - 3)² = 17
The point C indicates;
(0 + 1)² + (y - 3)² = 17
(y - 3)² = 17 - 1 = 16
y - 3 = √(16) = ±4
y = 4 + 3 = 7, and y = -4 + 3 = -1
The coordinates of the point C is; (0, -1)
The slope of AC = (2 - (-1))/(3 - 0) = 1
AC is perpendicular to BC
The slope of BC = -1
The equation of BC is therefore; y - 4 = -(x - (-5)) = -x - 5
y = -x - 1
The equation of the segment AN is; y - 2 = ((2 - (-2))/(3 - 2))×(x - 3)
y - 2 = 4·(x - 3)
y = 4·x - 12 + 2 = 4·x - 10
-x - 1 = 4·x - 10
x-coordinate of T = 9/5
The y-coordinate of T = -9/5 - 1 = -14/5
Therefore, at the point T, we get; (9/5, -14/5)
a = 9/5, b = -14/5, C = (0, -1)
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Reuben made a shirt using 7/8yards of red fabric and 1/4yards of yellow fabric. How many more yards of red fabric did Reuben use?
Answer and Step-by-step explanation:
To find out how many more yards of red fabric Reuben used, we need to subtract the amount of yellow fabric from the amount of red fabric. Since the two fractions have different denominators, we need to find a common denominator before subtracting them. The least common multiple of 8 and 4 is 8, so we can rewrite both fractions with a denominator of 8:
7/8 - 1/4 = 7/8 - (1/4) * (2/2) = 7/8 - 2/8 = (7 - 2)/8 = 5/8
So, Reuben used 5/8 yards more red fabric than yellow fabric.
On average, Clark makes 7 out of 10 free throws that he shoots. If he shoots 30 free throws, how many baskets will he make?
Answer: 21
Step-by-step explanation:
7/10*30 or 21
what is the maximum height of the ball ?har far from the child does the ball strike the ground ?
ANSWER :
a. y = 3 feet
b. The maximum height is 19 feet
c. 33.44 ft
EXPLANATION :
From the problem, we have the equation :
\(y=-\frac{1}{16}x^2+2x+3\)a. The height of the ball, y when x = 0 is :
\(\begin{gathered} y=-\frac{1}{16}(0)^2+2(0)+3 \\ \\ y=3 \end{gathered}\)b. The maximum height can be obtained by substitute x = h
where h is :
\(h=-\frac{b}{2a}\)Solve for h with a = -1/16 and b = 2
\(\begin{gathered} h=-\frac{2}{2(-\frac{1}{16})} \\ \\ h=16 \end{gathered}\)Substitute x = h = 16, then solve for y :
\(\begin{gathered} y=-\frac{1}{16}(16)^2+2(16)+3 \\ \\ y=19 \end{gathered}\)c. The distance of the ball to the child when the ball strikes the ground is when y = 0
\(\begin{gathered} y=-\frac{1}{16}x^2+2x+3 \\ \\ 0=-\frac{1}{16}x^2+2x+3 \end{gathered}\)Using quadratic formula with a = -1/16, b = 2 and c = 3
\(\begin{gathered} x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} \\ \\ x=\frac{-2\pm\sqrt{2^2-4(-\frac{1}{16})(3)}}{2(-\frac{1}{16})} \\ \\ x=\frac{-2\pm\sqrt{\frac{19}{4}}}{-\frac{1}{8}} \\ \\ x=\frac{-2\pm\frac{1}{2}\sqrt{19}}{-\frac{1}{8}} \\ \\ x=16\pm4\sqrt{19} \\ \\ \text{ In decimals,} \\ \\ x=16+4\sqrt{19}=33.44\text{ }ft \\ x=16-4\sqrt{19}=-1.44\text{ }ft \end{gathered}\)Since there's no negative distance, the answer will be 33.44 ft
Solve the problem with more than one answer
13-7+8=
Answer:
14
-83
-43
these anwrers when you make it with different ways.
You nees to get more than one answer with this problem I guess.
13-7+8 = 14
13(-7) + 8 = -83
13-7(+8) = -43If this not what you asked please delete my answer, if not kindly give me brainliest if you like.
Answer:
THERE IS NO OTHER ANSWER THAN 14
Step-by-step explanation:
Only 1 answer can be found by doing this problem in any order:
If we do 13-7 first:
(13-7)+8=
6+8=
14
So 1 answer is 14
If we do -7+8 first:
13+(-7+8) =
13+1=
14
So either way you do it you get the same answer. This is why it doesn't matter whether you do addittion or subtraction first before the other.
THERE IS NO OTHER ANSWER THAN 14
find the next three terms in the sequence 3125, 625 ,125, 25.. ?
Please I really need help with this question!!
1. Slope of segment BC
2. Slope of segment AD
3. Length of segment BC
4. Length of segment AD
5. ABCD is a ________
Answer:
Step-by-step explanation:
1 and 2.
slope is m = ( y2-y1) / (x2-x1)
slope of BC = 5-3 /6-1 = 2/5
slope of AD = 1 +1 / 7-2 = 2/5
3 and 4
use the distance formula d= √(x2-x1)² +(y2-y1)²
BC = √( 6-1)²+(5-3)² = √5²+2²= √29
AD = √(7-2)²+(1+1)² = √5²+2² = √29
5.
since BC and AD have the same slope then they are parallel
since BC and AD are same length the segments are ≅
so ABCD is a rectangle
Andrei, Amit and Andrew were each asked to factor the term 20x^620x
6
20, x, start superscript, 6, end superscript as the product of two monomials. Their responses are shown below.
Andrei Amit Andrew
20x^6=(2x)(10x^5)20x
6
=(2x)(10x
5
)20, x, start superscript, 6, end superscript, equals, left parenthesis, 2, x, right parenthesis, left parenthesis, 10, x, start superscript, 5, end superscript, right parenthesis 20x^6=(4x^3)(5x^3)20x
6
=(4x
3
)(5x
3
)20, x, start superscript, 6, end superscript, equals, left parenthesis, 4, x, cubed, right parenthesis, left parenthesis, 5, x, cubed, right parenthesis 20x^6=(20x^2)(x^3)20x
6
=(20x
2
)(x
3
)20, x, start superscript, 6, end superscript, equals, left parenthesis, 20, x, squared, right parenthesis, left parenthesis, x, cubed, right parenthesis
1) Which of the students factored 20x^620x
6
20, x, start superscript, 6, end superscript correctly?
Choose all answers that apply:
Choose all answers that apply:
(Choice A) Andrei
A
Andrei
(Choice B) Amit
B
Amit
(Choice C) Andrew
C
Andrew
(Choice D) None of the above
D
None of the above
Based on the given responses, the student who factored 20x^6 = (2x)(10x^5) correctly is Andrei. Therefore, the correct answer is (Choice A) Andrei.
Among the given responses, the student who factored 20x^6 = 20, x to the power of 6 correctly is Andrei. Andrei's factorization is (2x)(10x^5), which correctly represents the original term 20x^6. Therefore, the correct answer is (Choice A) Andrei.
Amit's factorization is (4x^3)(5x^3), which is incorrect because it breaks down the term into two factors with the same exponent, while the original term has an exponent of 6.
Andrew's factorization is (20x^2)(x^3), which is also incorrect as it does not accurately represent the original term 20x^6.
Hence, the only student who correctly factored 20x^6 = 20, x to the power of 6 is Andrei.
The right answer is A. Andrei who factored 20x^6 = (2x)(10x^5) correctly.
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how much money deposited now will provide payment of Rs. 15000 at the end of each half year for 10 years, if interest is 16% compounded six-monthly
The interest is 16% compounded semi-annually, is Rs. 121,179.10.
To determine how much money needs to be deposited now to provide a payment of Rs. 15,000 at the end of each half year for 10 years, we will use the formula for the present value of an annuity.
Present value of an annuity = (Payment amount x (1 - (1 + r)^-n))/rWhere:r = interest rate per compounding periodn = number of compounding periodsPayment amount = Rs. 15,000n = 10 x 2 = 20 (since there are 2 half years in a year and the payments are made for 10 years)
So, we have:r = 16%/2 = 8% (since the interest is compounded semi-annually)Payment amount = Rs. 15,000Using the above formula, we can calculate the present value of the annuity as follows:
Present value of annuity = (15000 x (1 - (1 + 0.08)^-20))/0.08 = Rs. 121,179.10Therefore, the amount that needs to be deposited now to provide payment of Rs. 15,000 at the end of each half year for 10 years, if the interest is 16% compounded semi-annually, is Rs. 121,179.10.
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Here’s is the following image explain the question this is scientific notation problem!
1. Find what price maximizes profits.
Starting Cost: 700,000
Cost per unit: 110
Demand Curve: 70,000 - 200P
Answer:
The price that maximizes profits is $230 per good
The maximum profits earned at the above set price is $2,180,000
Step-by-step explanation:
Determine the profit function
\(Q=70000-200P\\Q+200P=70000\\200P=70000-Q\\P=350-\frac{1}{200}Q\)
Find the total revenue function
\(TR=P*Q\\TR=(350-0.005Q)*Q\\TR=350Q-0.005Q^2\)
Find the total profit function
\(TP=TR-TC\\TP=(350Q-0.005Q^2)-(110Q+700000)\\TP=240Q-0.005Q^2-700000\)
Determine the profit-maximizing quantity of output
\(\frac{d(PT)}{dQ}=240-0.01Q\)
\(0=240-0.01Q\)
\(-240=-0.01Q\)
\(24000=Q\)
Determine the profit-maximizing price
\(P=350-0.005Q\\P=350-0.005(24000)\\P=350-120\\P=230\)
(Optional) Determine the total profit
\(TP=240Q-0.005Q^2-700000\\TP=240(24000)-0.005(24000)^2-700000\\TP=2180000\)
This means that the firm makes its maximum profit of $2,180,000 when the price per good is set to $230.
what is (2/3)^4
does anybody know?
Answer:
16/18Step-by-step explanation:
hopes this helps. Mark as brainlest plz!For each situation, describe the relationship between the variables, based on the
correlation coefficient. Make sure to mention whether there is a strong relationship or
not as well as whether it is a positive relationship or negative relationship.
1. Number of steps taken per day and number of kilometers walked per day. r = 0.92
2. Temperature of a rubber band and distance the rubber band can stretch. r = 0.84
3. Car weight and distance traveled using a full tank of gas. r = -0.86
4. Average fat intake per citizen of a country and average cancer rate of a country.
r=0.73
5. Score on science exam and number of words written on the essay question. r = 0.28
6. Average time spent listening to music per day and average time spent watching TV
per day. r = -0.17
There is a strong, positive relationship between the number of steps taken and the kilometers walked per day.
There is a strong, positive relationship between the Temperature of a rubber band and distance the rubber band can stretch.
There is a strong, negative relationship between the car weight and distance traveled using a full tank of gas.
There is a strong, positive relationship between the average fat intake per citizen of a country and average cancer rate of a country.
There is a weak positive relationship between the score on science exam and number of words written on the essay question.
There is a weak, negative relationship between the average time spent listening to music per day and average time spent watching TV
per day.
What is correlation?Correlation is a statistical measure used to measure the linear relationship that exists between two variables. The closer the correlation coefficient is closer to one, the stronger the linear relationship that exists between the two variables.
A positive correlation occurs when the two variables move in the same direction. When there is a positive correlation, the graph of the variables is upward sloping
A negative correlation occurs when two variables move in different direction. If one variable increases, the other variable decreases. When there is a negative correlation, the graph of the variables is downward sloping
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Shawn has a bag containing seven balls :one green, one orange, one blue ,only yellow ,one purple ,one white,and one red . All balls are equally likely to be chosen. Shawn will choose one ball without looking in the bag .
What is the probability that Shawn will choose the purple ball out of the bag ?
Answer: 1/7
Step-by-step explanation:
There are seven balls in Shawn's bag, and he has to choose one ball out of them.
Since all the balls are equally likely to be chosen, the total number of outcomes can be found using the following formula:
Total number of outcomes = number of balls in the bag = 7
Now, Shawn has only one purple ball in his bag.
Hence, the number of favorable outcomes will be one.
Therefore, the probability of Shawn choosing the purple ball out of the bag can be calculated using the following formula:
Probability = Number of favorable outcomes/ Total number of outcomes
Probability of Shawn choosing the purple ball = 1/7 or 0.143 (rounded off to three decimal places).
Hence, the probability of Shawn choosing the purple ball out of the bag is 1/7.
HELP ME PLEASE
I NEED HELP ASAP
IF IM ABLE TO GIVE OUT BRAINLIST THEN I WILL GIVE IT
The manager can find the volume of the container using the formula lwh. The employee correctly determines that the container can be filled with 3 layers of 21. He can find the volume of the container by multiplying the number of bento boxes that fill the container by the volume of one bento box. The volume found by using the formula is equal to the volume of the total numberof bento boxes in the container.
How to calculate the volume of a rectangular prism?In Mathematics and Geometry, the volume of a rectangular prism can be calculated by using the following formula:
Volume of a rectangular prism = LWH
Where:
L represents the length of a rectangular prism.W represents the width of a rectangular prism.H represents the height of a rectangular prism.Part a.
Therefore, the manager can use the following formula;
Volume of container = LWH
Volume of container = 7/2 × 3/2 × 3/2
Volume of container = 63/8 cm³.
Part b.
For the number of bento boxes that can fill the container, we have:
Number of bento boxes = Volume of container/Volume of bento boxes
Number of bento boxes = 63/8/(1/2)³
Number of bento boxes = 63/8/1/8
Number of bento boxes = 63/8 × 8
Number of bento boxes = 63 bento boxes = 3 layers × 21.
Part d.
Volume of container = Volume of bento boxes
63/8 cm³ = 63 × 1/8 cm³
63/8 cm³ = 63/8 cm³ (equal).
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