Answer:
1575
Step-by-step explanation:
3/8 as a decimal is .375. Multiply 4200 by .375 to get your answer.
figure 2-18 shows four paths along which objects move from a starting point to a final point, all in the same time interval. the paths pass over a grid of equally spaced straight lines
The ranking based on average speed is 1 > 2 > 4 > 3
(a) Based on the given information, we have:
V1 = V2: The objects on paths 1 and 2 have the same average velocity.
V3 < V4: The object on path 4 has a greater average velocity than the object on path 3.
(b) Average speed is simply the distance traveled divided by the time interval. If the objects move at a constant speed along each path, then the paths with the greatest distances will have the greatest average speeds. Therefore, the ranking based on average speed is:
1 > 2 > 4 > 3
Note that this ranking is based only on the distances traveled along each path, and does not take into account the directions of motion or any changes in direction.
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Helppppppppppppppppl
Answer: A
Step-by-step explanation: You're Welcome
How much space will a cylindrical water tank occupy if its height is 100 cm and its diameter is 30
find the volume
Answer:
volume of a cylindrical water tank = 70,650cm³
Step-by-step explanation:
volume of cylinder, V = πr²h
where π = 3.14
h = 100cm
r = ?
given is diameter = 30cm
r = d/2 = 30/2 = 15cm
substituting the values in the formula,
V = 3.14 * 15² * 100
= 3.14 * 225 * 100
= 70,650cm³
Answer:
How much space it would take up: 706.86 square centimeters of floor space and extend vertically to a height of 100 cm
Volume: 706,500 cm³
Step-by-step explanation:
How much space it would take up:
To determine the space occupied by a cylindrical water tank in a room, we need to consider its dimensions and the area it covers on the floor.
The diameter of the tank is given as 30 cm, which means the radius is half of that, 15 cm.
To calculate the space it occupies on the floor, we need to find the area of the circular base. The formula for the area of a circle is A = πr², where A is the area and r is the radius.
A = π(15 cm)²
A = π(225 cm²)
A ≈ 706.86 cm²
So, the circular base of the tank occupies approximately 706.86 square centimeters of floor space.
The height of the tank is given as 100 cm, which represents the vertical space it occupies in the room.
Therefore, the cylindrical water tank would take up 706.86 square centimeters of floor space and extend vertically to a height of 100 cm in the room.
Volume:
To calculate the volume of a cylindrical water tank, we can use the formula V = πr²h, where V is the volume, r is the radius, and h is the height.
First, we need to find the radius by dividing the diameter by 2:
Radius = 30 cm / 2 = 15 cm
Now we can calculate the volume:
V = π(15 cm)²(100 cm)
V = 3.14 * 225 cm² * 100 cm
V = 706,500 cm³
Therefore, the cylindrical water tank will occupy a volume of 706,500 cm³ or 706.5 liters.
from the given graph: state it's
a) amplitude
b) period
c) function of the graph:
Step-by-step explanation:
The amplitude is 2. Amplitude means height from the x-axis to the crest/trough.
The period is 2pi. It is from crest to crest (next crest) or trough to trough (next trough).
Note that crest are the highest points of a wave, and that troughs are the lowest points of a wave. (we are talking about transverse waves, but this is more of a physics thing).
Function of graph:
By playing around in a graphing calculator, I got the equation to be
2 (cos (x + pi/2)).
the 2 changes the amplitude, and the + pi/2 shifts the graph by pi/2 to the left.
Bought 16 packs of cola each pack had 6 cans he drank 9 cans how many are left?
Answer:
87
the pack is 16 and there are 6 cans in the pack and he drank nine
16*6-9
Factor the expression x(x-5x-24)
Answer: -4x² - 24x
Step-by-step explanation:
First, simplify and combine terms.
x(x-5x - 24)
x(-4x - 24)
Then, Distribute.
x(-4x - 24)
-4x² - 24
How many solutions can be found for the equation 4x − 8 − 4x = 9? ZeroOneTwoInfinitely many
Solution
Given the equation
\(\begin{gathered} 4x-8-4x=9 \\ 0=17 \end{gathered}\)No solutions
Therefore, Zero solution can be found.
Question Help
1.6.49
5
A farmer has 240 bushels of beans for sale at a farmer's market. He sells an average of 16 bushels each day. After 5 days,
what is the change in the total number of bushels the farmer has for sale at the farmer's market?
Write a signed number representing the change in the total number of bushels the farmer has for sale.
Answer:
1×6×2+49×3÷4×5
Step-by-step explanation:
=240
right answer
a farmer has two types of milk, one that is 28% butterfat and another that is 16% butterfat. how many gallons of each should be combined to create a 60-gallon mixture that is 22.5% butterfat?
30 gallons of 28% butterfat and 30 gallons of 16% butterfat should be combined to create a 60-gallon mixture that is 22 % butterfat.
Let x gallon of 28% butterfat mixed with the y gallon of 16% butterfat to obtain 60 gallons of 22.5% butterfat,
⇒ x + y = 60 ⇒ x = 60 - y ----(1),
Quantity of butterfat in x gallon + quantity of butterfat in y gallon = total quantity of butterfat,
⇒ 28% of x + 16% of y = 22% of 60
⇒ 0.28x + 0.16y = 0.22 × 60
⇒ 0.28x + 0.16y = 13.2
⇒ 28x + 16y = 1320
⇒ 14x + 8y = 660
From equation (1),
14(60-y) + 8y = 660
840 - 14y + 8y = 660
6y = 180
y = 30
Again from equation (1),
x = 60 - y
= 60 - 30
= 30
Hence, 30 gallons of 28% butterfat and 30 gallons of 16% butterfat are combined to create a 60-gallon mixture that is 22%
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Write an integer to represent the following situation: A boat is sitting at sea level.
Help plzzzzz
Answer:
0 because 0 is sea level, anything below is negative and anything above is positive. hope this is helpful
Step-by-step explanation:
Answer:
Its 0 :)
Step-by-step explanation:
Herman took out a loan for $8,500 at a rate of 8% for a term of 10 years. How much interest will he pay on the loan?
Answer:
Monthly loan payment is $400.76 for 60 payments at 7.5%.
Step-by-step explanation:
(CLASSKICK) HELP ASAP!!!
Answer:
94.3
Step-by-step explanation:
You want to know how to fill in the proportion associated with the question, "What is 115% of 82?"
ProportionThe diagram is intended to help you match parts of the question to parts of the proportion. The attachment shows the intended relation.
The solution is found by multiplying both sides by 82:
(x/82)·82 = (115/100)·82
x = 94.3
EquationThe question can also be written as a statement:
"what" is 115% of 82
When written as an equation, "is" means "equals", and "of" means "times":
what = 115% × 82
Of course, you can use any variable name of your choosing in place of "what". In your diagram, that is "x". And, you know how to write a percentage as a fraction or decimal, so this becomes ...
x = 115/100 × 82 = 1.15 × 82
All that remains is to evaluate this expression.
x = 1.15 × 82 = 94.3
So, the answer to the question is ...
94.3 is 115% of 82.
Check Your Understanding- Question 4 of 4
Which of these is a situation in which a census is a reasonable option?
Attempt 1 of 2
A. A study of the migration of a species of honeybee
B. A study of a drug's side effects
C. A study of the durability of earthquake-proof building materials
D. A decision among six friends about toppings to get on a shared pizza
HINT
SUBMIT
The term refers to a thorough count, often known as a comprehensive enumeration.
What is meant by census ?
Every unit, whether it be an individual or the entire population, is studied during a census. A comprehensive enumeration, which refers to an exhaustive count, is what is meant by the term.
A census is a survey that is carried out on the entire collection of observational objects that are a part of a certain population or universe. A census is a thorough count of a population or groups at a particular period in relation to clearly specified qualities, such as population, production, or traffic on specific roadways.
The population of a nation is counted during a census. It also provides information about those individuals, including their histories, possessions, and way of life. Censuses are a key decision-making tool for both governments and enterprises.
The correct answer is option C. A study of the durability of earthquake-proof building materials.
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7. Cho Sasaki demonstrates microwave ovens at the National Home Show. She is
paid $7 each for the first 7 demonstrations and $11 for each demonstration over 7.
What is her commission for a day in which she makes 12 demonstrations
Answer:
The commission made is $104
Step-by-step explanation:
Here, given the payment analysis, we want to know the total pay for a day in which 12 demonstrations were made.
From the question, we can deduce the following;
For the first 7 demonstrations , $7 is paid
Now for the remaining 5 out of the total 12, the amount paid per demonstration is $11
So the total commission earned will be;
$7(7) + $11(5)
= $49 + $55 = $104
write and solve an inequality to find the possible values of x
The inequality that represents the value of x is (b) x > 80
Writing and solving the inequality for xfrom the question, we have the following parameters that can be used in our computation:
The figure
The general rule is that
The larger the side length, the larger the angle opposite it
using the above as a guide, we have the following:
1/8x > 10
So, we have
x > 80
Hence, the inequality is x > 80
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Please y’all I need help due tomorrow if u get it right I’ll mark BRAINLIEST
Answer:
VOLUME = LBH = (4)(4)(4)(4),(4)(4),(4)
=16384m³
Which equation represents a line which is perpendicular to the line y= –1/8x + 8
1. X+8y=8
2x– 8y = 8
3 8x+y=5
4 y-8x=4
An equation which represents a line which is perpendicular to the line y= –1/8x + 8 is: 4. y - 8x = 4.
How to interpret the slope?Mathematically, the standard form of the equation of a straight line is given by this mathematical expression;
y = mx + c
Where:
m represents the slope.x and y are the points.c represents the intercept.In Mathematics, the condition for perpendicularity of two lines is given by:
m₁ × m₂ = -1
Next, we would rewrite the given equation representing a line in standard form:
x + 8y = 8
y = -x/8 + 1
Therefore, slope (m) = -1/8 (Not perpendicular).
x - 8y = 8
y = x/8 - 8
Therefore, slope (m) = 1/8 (Not perpendicular).
8x + y = 5
y = -8x + 5
Therefore, slope (m) = -8 (Not perpendicular).
y - 8x = 4
y = 8x + 4
Therefore, slope (m) = 8 (perpendicular).
Check:
m₁ × m₂ = -1
-1/8 × 8 = -1
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Solve for 2. Round to the nearest tenth, if necessary,
С
2.5
41
Answer:
3.8
Step-by-step explanation:
We can use sohcahtoa to solve this. First, we know that this triangle is a right triangle, as well as one angle and the opposite side to that angle. We are trying to find the hypotenuse.
Therefore, as sin takes opposite and hypotenuse into account, we can use that to get that sin(41°) = 2.5/x . Multiply both sides by x and divide both sides by sin(41°) to get x = 2.5/sin(41°) =3.8
cooks are needed to prepare for a large party. Each cook can bake either 5 Large cakes or 14 small cakes per hour . The kitchen is available for 3 hours and 29 large cakes and 260 cakes need to be baked . How many cooks are required to bake the required number of cakes during the time the kitchen is available?
it was all about equating some values
to bake the required number of cakes during the available 3-hour time period, 7 cooks are required.
Let's determine the number of cooks required to bake the required number of cakes during the available time.
We have the following information:
- Each cook can bake either 5 large cakes or 14 small cakes per hour.
- The kitchen is available for 3 hours.
- We need to bake 29 large cakes and 260 cakes in total.
First, let's calculate the number of large cakes that can be baked by one cook in 3 hours:
1 cook can bake 5 large cakes/hour × 3 hours = 15 large cakes.
Next, let's calculate the number of small cakes that can be baked by one cook in 3 hours:
1 cook can bake 14 small cakes/hour × 3 hours = 42 small cakes.
Now, let's calculate the number of large cakes that can be baked by all the cooks in 3 hours:
Total number of large cakes = Number of cooks × Large cakes per cook per 3 hours
We need to bake 29 large cakes, so:
29 = Number of cooks × 15
Number of cooks = 29 / 15 ≈ 1.93
Since we can't have a fraction of a cook, we need to round up to the nearest whole number. Therefore, we need at least 2 cooks to bake the required number of large cakes.
Similarly, let's calculate the number of small cakes that can be baked by all the cooks in 3 hours:
Total number of small cakes = Number of cooks × Small cakes per cook per 3 hours
We need to bake 260 small cakes, so:
260 = Number of cooks × 42
Number of cooks = 260 / 42 ≈ 6.19
Again, rounding up to the nearest whole number, we need at least 7 cooks to bake the required number of small cakes.
Since we need to satisfy both requirements for large and small cakes, we choose the larger number of cooks required, which is 7 cooks.
Therefore, to bake the required number of cakes during the available 3-hour time period, 7 cooks are required.
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Find the area of the sector
Answer:
10:
7/4π = 5.5(1decimql place)
11:
50π = 157.1(1 decimal place)
Step-by-step explanation:
the equation is (angle/360) X πr^2
levi had an uber ride of $19.95 if there was a tip of 20% what is the amount of the tip
Levi pays $3.99 for her ride as per the values given in the problem.
What is percentage?A percentage is a value that indicates 100th part of any quantity. A percentage can be converted into a fraction or a decimal by dividing it by 100. In the same manner a fraction being multiplied by 100 becomes percent.
The charge for the uber ride is given as $19.95.
And, the percent value of the tip is 20%.
Now, the amount of tip can be calculated by taking the percent value of the total charge as follows,
20% × Uber charge for ride
⇒ 20% × 19.95
⇒ 20/100 × 19.95
⇒ 3.99
Hence, the required money to be paid by Levi is given as $3.99.
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Complete the square to re-write the quadratic function in vertex form:
y= x2 - 5x +9
Answer: y =
Submit Answer
1. The state of Ohio conducted COVID 19 tests on 68,811 people, and 8,533 tested positive. (6 points)A. What is p for the number who tested positive (round to the nearest hundredth of a percent)?B. Based upon the testing results above, of the 11.69 million people who live in Ohio, what is the bestestimate for the number of people who would test positive for the virus?
To find the probability for the number who tested positive we divide the positive cases between the total of the covid tests and then mutiply by 100.
P = (8,533/68,811)* 100
P = 12.400, the nearest hundredth of a percent is 12.
11690000 people who live in ohio and the testing results is that 12% of this people would test positive for the virus. so we need to find percentage 12 for 11690000.
(11690000* 12) / 100
1402800 is the number of people who would test positive for the virus
The surface areas of the circular cylinder shown in the figure is given by S = 2π(25) + 2π(5h).
Find the heighth of the cylinder if the surface area is 942 square feet. Use 3.14 for 7t.
h =
The heighth of the cylinder if the surface area is 942 square feet is 25 feet.
How to calculate the height?From the information given, the S = 2π(25) + 2π(5h). We are to find the heighth of the cylinder if the surface area is 942 square feet.
This will be:
S = 2π(25) + 2π(5h).
2π(25) + 2π(5h) = 942
50π + 10πh = 942
(50 × 3.14) + (10 × 3.14 × h) = 942
157 + 31.4h = 942
Collect like terms
31.4h = 942 - 157
31.4h = 785
h = 785/31.4
h = 25
The height of the cylinder is 25 feet
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3(x−7)+20=12+2(x−3). Pls help quickly
Step-by-step explanation:
3x-21+20=12+2x-6
3x-1= 6+2x
3x-2x=6+1
x=7
Type the correct answer in each box.
Day Amount
1
$26
2
$23
3
$31
4
$26
5
534
The table shows the amount Bill spent on 5 days last week.
The mean of the amount he spent is $
The mean absolute deviation is $
Reset
Next
The mean absolute deviation is $106.6.
Given the table shows the amount Bill spent on 5 days last week.
DayAmount12622313126534To find the mean of the amount he spent: The formula for calculating the mean of a given set of values is mean=∑x/n where x represents the values, n represents the number of values, and ∑x represents the sum of the values.
Mean=total sum of values/total number of values Mean=(26+23+31+26+534)/5Mean=640/5Mean=128So,
the mean of the amount he spent is $128.To find the mean absolute deviation: The mean absolute deviation (MAD) is the average distance between each data value and the mean. MAD shows how much the data set deviates from the mean. The formula for calculating the MAD is MAD=∑|xi−m|/n where xi represents the values, m represents the mean, and n represents the number of values. So, the calculation for each day is:
Day Amount Absolute deviation from mean1 26 |128-26|=102 23 |128-23|=105 31 |128-31|=974 26 |128-26|=102 534 |128-534|=406
The sum of all absolute deviations is:
10+10+97+10+406=533The mean absolute deviation (MAD) is: MAD=533/5=106.6So.
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(-2,5) and (4,10) slope of the line containing points
Answer:
Step-by-step explanation:
(10-5)/(4+2) = 5/6
y - 5 = 5/6(x + 2)
y - 15/3 = 5/6x + 10/3
y = 5/6x + 25/3
\(1. ) \: \frac{4}{5} + \frac{2}{3} = \)
\(2. )4 \: \frac{8}{12} + 3 \frac{1}{6} =\)
\(3. \frac{13}{17} + \frac{3}{4} = \)
\(4. 23 \frac{1}{5} - 7 \frac{1}{4} =\)
\( \\ \)
With Solution!!
Answer:
1. 4/5+2/3=?
The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.
LCD(4/5, 2/3) = 15
Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.
(45×33)+(23×55)=?
Complete the multiplication and the equation becomes
12/15+10/15=?
The two fractions now have like denominators so you can add the numerators.
Then: 12+10/15=22/15
This fraction cannot be reduced. The fraction
22/15 is the same as 22÷15
Convert to a mixed number using long division for 22 ÷ 15 = 1R7, so
22/15=17/15
Therefore: 4/5+2/3=17/15
Solution by Formulas Apply the fractions formula for addition, to 4/5+2/3 and solve
(4×3)+(2×5)/5×3
=12+10/15
=22/15 Convert to a mixed number using long division for 22 ÷ 15 = 1R7, so 22/15=17/15 Therefore:4/5+2/3=1 7/15
Step-by-step explanation:
Answer:
See below.
Step-by-step explanation:
1.
4/5 + 2/312/15 + 10/1522/15 or 1 7/152.
4 8/12 + 3 1/64 2/3 + 3 1/614/3 + 19/628/6 + 19/647/6 or 7 5/63.
13/17 + 3/452/68 + 51/68103/68 or 1 35/684.
23 1/5 - 7 1/4116/5 - 29/423.2 - 7.2515.95319/20 or 15 19/20I don’t know the answer
Answer:
(a+b) (a-b) =a^2 - b^2
In this question a=2, b=square root of 5
So 2*2=4 square root of 5 times square root of 5 is 5
4-5=-1
Answer:
I believe the answer is -1.
Step-by-step explanation:
So I distributed,
2 x 2 = 4
\(-\sqrt{5}\) x 2 = \(-2\sqrt{5}\)
\(\sqrt{5}\) x 2 = \(2\sqrt{5}\)
\(\sqrt{5}\) x \(-\sqrt{5}\) = -5
4 \(-2\sqrt{5}\) + \(2\sqrt{5}\) - 5 = ?
the radicals cancel out and 4 -5 = -1
find the quotient 1 7/8 / 5 5/8