Answer:
x=0.885622
Step-by-step explanation:
Dont forget to round
Answer:
0.77
Step-by-step explanation:
7=9x
9x/9
7=x
7/9=0.77777777777
Please Help
Will give brainliest
Answer:
D. x^4
Step-by-step explanation:
♪\(*^▽^*)/\(*^▽^*)/
Vincent makes salad dressing by mixing 2 cups of olive oil with every cup of vinegar.
Problem
Which of the following three ratios are equivalent to the ratio of oil to vinegar?
A 18:6
B 8:4
C 20:10
D 30:15
E 21:4
B,C,D
Step-by-step explanation:
Answer:
eda periodt
Step-by-step explanation:
Can someone help me with this ASAP
Answer:
1.4 is the slope
Step-by-step explanation:
comment if you want me to explain
What is a digit in the hundredths pace has 1/10 the value of the same digit of the same digit in the tenths pace?
Answer:
4,099 and 5,011 are the numbers whose ones place is 1/10 the value of the digit in the tens place. Step-by-step explanation: 1 : 4,099 - Yes, The digit at the ones place is 9 and the digit at the tens place is 90 (as per place value). So, 9 is one tenth of 90.
how do you evaluate numbers in math?
To evaluate an expression in maths, plug in he value of the variable, then simplify the expression following the order of operation.
Assuming we are given the expression, 3x + (2x - 1), and we are required to evaluate the expression, the following shown below is how to evaluate the expression if we are told that x = 1.
First step is to plug in the value of the variable, x, into the expression:3(1) + (2(1) - 1)
3 + 2 - 1
Using the order of operation, simply4
Therefore, to evaluate an expression in maths, plug in he value of the variable, then simplify the expression following the order of operation.
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Lorreen sells 18 adult tickets, 23 student tickets, and 10 discount tickets for the school play. Write the ratio student tickets to adult tickets in three ways
Answer:
23:18 23 to 18 23/18
Step-by-step explanation:
So really there is no step by step process. You just need to know the ways to write ratios!
Hope this helps!!
Solve this problem. PLEASE HELP!!
9514 1404 393
Answer:
(b) 3 cups
Step-by-step explanation:
One recipe uses 6 oz of orange juice. Multiplying the quantity by 4 means ...
4 · 6 oz = 24 oz
of orange juice is needed. There are 8 oz in 1 cup, so this amount is ...
(24 oz)/(8 oz/cup) = 3 cups
To make quadruple the recipe, 3 cups of orange juice are needed.
Sara needs to purchase one notebook and packs of pencils (p) for school. A notebook costs $12.99 and packs of pencils cost $1.19 each. Which equation shows the relationship between the total cost, C, of a notebook and p packs of pencils?
The total cost of all the items mentioned can be expressed as
12.99 + 1.19 P = C
Given : Sara needs to purchase one notebook
Also it is given that pack of pencils is represented by P
Since a notebook costs = $ 12.99
And pack of pencils cost = $ 1.19
Thus the total cost can simply be represented by adding all the above mentioned items
this means it can be written as
12.99 + 1.19 P = C where C represents the total cost { given }
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13. Yao has 8 hours to finish reading a 300-page book. He has already read 120 pages. Yao read 50
pages the first hour. He does not read the next two hours. What is the least number of pages Yao
must read per hour to finish reading the book?
A 25 pages per hour
B 26 pages per hour
C 27 pages per hour
D 36 pages per hour
The least number of pages Yao must read per hour to finish reading the book is 26 pages per hour. which is the correct answer would be an option (B)
What is the rate?A rate is a type of ratio that compares two values with distinct units. A rate is expressed as a fraction.
Calculate the total number of hours Yao has left to finish reading the book by subtracting the number of hours he has already spent reading from the total number of hours he has available:
8 hours - 1 hour = 7 hours.
The number of pages Yao has left to read : 300 pages - 120 pages = 180 pages.
The number of pages Yao must read: 180 pages / 7 hours = 25.7 pages/hour.
Round up the number of pages Yao must read per hour to the nearest whole number. The least number of pages Yao must read per hour is 26 pages/hour.
Therefore, the minimum number of pages Yao must read each hour to finish the book is 26 pages per hour.
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Help me please. I'll give brainliest
Answer:
Step-by-step explanation:
the telephone lines serving an airline reservation office are all busy about 60% of the time. a if you are calling this office, what is the probability that you will complete your call on the first try? the second try? the third try? b if you and a friend must both complete calls to this office, what is the probability that a total of four tries will be necessary for both of you to get through?
The probability that a total of four tries will be necessary for both of you to get through is 0.1728.
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, broadly speaking, 0 denotes the event's impossibility and 1 denotes certainty. A probability is a numerical representation of the possibility or chance that a specific event will take place. Both proportions ranging from 0 to 1 and percentages ranging from 0% to 100% can be used to describe probabilities.
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PLEASE HELP AMD SHOW WORKING.
Find the y-intercept of the equation 5x-2y=28
a._14
b.-5/2
c.5/2
d.14
Rewrite the equation in slope-intercept form
5x -2y = 28
Subtract 5x from both sides
-2y = -5x + 28
Divide both sides by -2
Y = 5/2x -14
The y intercept is -14
Answer:
Solution given:
5x-2y=28
5x-28=2y
y=5/2x-14
comparing above equation with y=MX+c
where
c=y intercept=-14
-14 is a required answer.
Show work need with this question
Given in the picture that \(D=b^{2} -4ac\). and the value of Quadratic equation is \(b=\sqrt{65}\).
(a) Express b in terms of a, c and D.
\(b=\sqrt{D-4ac}\)
(b) Find the values of b when a=2, c=-2 and D=81.
\(b=\sqrt{65}\)
By seeing the question we can say that the \(b^{2} -4ac\) is in the quadratic formula.
We know the general Quadratic Equation is \(ax^{2}+bx+c=0\).
The solution to find the root of the Quadratic Equation is Quadratic Formula: \(\frac{-b\pm\sqrt{b^{2}-4ac } }{2a}\).
The whole solution is depend on \(b^{2} -4ac\). The team is called discriminant.
(a) Given that,
\(D=b^{2} -4ac\)
\(b^{2}=D +4ac\\\)
Taking square root on both sides.
\(\sqrt{b^{2} } =\sqrt{D+4ac}\\ b=\sqrt{D+4ac}\\\)
Therefore, \(b=\sqrt{D-4ac}\)
(b) Given that,
a=2,c=-2 and D=81
\(b=\sqrt{D+4ac}\\\)
\(b=\sqrt{81+4(2)(-2)}\\\)
\(b=\sqrt{81-16}\)
\(b=\sqrt{65}\)
Therefore, \(b=\sqrt{65}\)
A quadratic equation is a second-degree algebraic equation in x. In its usual form, the quadratic equation is a\(x^2\) + bx + c = 0, where a and b are the coefficients, x is the variable, and c is the constant factor. The first requirement for an equation to be a quadratic equation is that the coefficient of \(x^2\) is not zero (a 0). When expressing a quadratic equation in standard form, the \(x^2\)term comes first, then the x term, and finally the constant term.
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answer quick please!
Answer:
B and C
Step-by-step explanation:
AND SHE SAID SHE SAID SHES FROM HAWAI ♀️DO U KNOW HOW TO ♀️SAY CUTE IN JAPANESE "KAWAII"
Each histogram represents a set of data with a median of 29.5. Which set of data most likely has a mean that is closest to 29.5?
Answer: 30
Step-by-step explanation:
Answer: B
Step-by-step explanation:
The mean and median will be close or the same when the graph is symmetrical
If a right triangle has a hypotenuse of 12 inches and a leg of 5 inches,
how could you use the Pythagorean Theorem to find the missing side? What is the length of the missing side?
Answer:
You can rearrange the expression to solve for the missing side. The missing side is 10.9087121 inches, or \(\sqrt{119}\).
Step-by-step explanation:
The Pythagorean Theorem is \(a^2+b^2=c^2\) and you need to find the other leg which is, lets say, b. You can rearrange it to be \(b^2=c^2-a^2\) with the Subtraction Property of Equality. If we substitute the values, \(\sqrt{12^2-5^2} = \sqrt{119}\). Then, \(\sqrt{119} = 10.9087121\). Hope this helps.
I need help please fast mabey
Answer:
1: 80% is 4/5 of the whole quantity
2: 1/5 is 20% of the whole quantity
3: 50% is 1/2 of the whole quantity
4: 1 is 100% of the whole quantity.
The total bill of a meal at a restaurant is 25x-115. Five friends agree to split the cost of the meal equally. What could you do to find the amount that each person must pay? Explain.
Answer:
Sample response: Factor the GCF of five out of the total bill. Divide both terms of the expression by 5. The result is 5x – 23, which is the expression that can be used to find the amount each person pays.
i took the test.
Answer:
Factor the GCF of five out of the total bill. Divide both terms of the expression by 5. The result is 5x – 23, which is the expression that can be used to find the amount each person pays.
Step-by-step explanation:
I took the test, I got 100%
We have 6 books on mathematics, 3 on physics, and 1 on chemistry, and you must choose 1 book. in how many ways can you do that? (also think why the an
The number of ways that a book can be chosen from all the books can be determined by using combination.
Combination is a method of choosing items from a set in a way that order of selection does not matter. It refers to the combination of n items taken k at a time without repetition. From example, selection of food, menu, subjects, etc.
A combination is the selection of r items from a set of n items without replacement and where order is unimportant.
nCr=n!/r!(n-r)!
Where n! = 1*2*3*….*n
In the given situation, r = 1(number of books to be chosen) and n=10(total number of books)
10C1=10!/1!(10-1)!
10C1=10!/1!(9)!
10C1=(10*9!)/1!(9)!
10C1=10
The number of ways to choose a book from the ten books is 10.
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help!
50 pts and brainiest
Answer:
303
Step-by-step explanation:
add all of them and you get 303, hope this helps :)
Answer:
Vertical. A vertical is an alignment in which the top is always above the bottom. It is a property of two or more points in which if a point is directly below the ...
Step-by-step explanation:
Please help me on this.
Answer:My best guess is B or C
Step-by-step explanation:
im not the best at solving this but I feel certain it’s either of those
5 Write the equation of a line that is parallel to y =-5/4x + 7 and that passes through the point (-4,1).
The equation of the line is given as y = mx + b in slope-intercept form, where m is the slope and b is the y-intercept.
Therefore;
\(\begin{gathered} y=mx+b \\ \text{When x=-4 and y=1, the parallel equation is;} \\ 1=-\frac{5}{4}(-4)+b \\ 1=\frac{20}{4}+b \\ 1=5+b \\ 1-5=b \\ b=4 \end{gathered}\)Having determined the y-intercept as 4 for the coordinates (-4, 1), and having in mind that lines that are parallel have the same slope, then;
\(\begin{gathered} y=mx+b \\ y=-\frac{5}{4}x+4 \end{gathered}\)The equation of the parallel line that passes through the point (-4, 1) is derived as y = -5/4x + 4
A monopoly player claims that the probability of getting a when rolling a six-sided die is because the die is equally likely to land on any of the six sides. Is this an example of a theoretical probability or an empirical probability? explain.
It is an illustration of theoretical probability.
Theoretical probability establishes the probability of certain events occurring.
The ratio of the entire number of conceivable possibilities to the intended outcome is known as theoretical probability.
In this case, the intended consequence is earning a 2, which is only one of the six potential possibilities. The possibility of receiving a 2 is.
Observance determines empirical probability. Nothing about the observing of the specified episode is indicated in the question, hence it is not an empirical probability.
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Graph y = -4/3x + 8
Please be specific and tell me where I don’t really know a very hard explanation but please explain to would help me a lot
Answer:
Graph below
Step-by-step explanation:
Graph of a Function
We are given the function
y = f(x) = -4/3x + 8
Since this is the equation of a line, we only need two points to draw the graph, but we'll calculate some points more.
Select values for x={-3, 0, 3, 6, 9}
For x=-3:
y = -4/3(-3) + 8 = 4 + 8 = 12
Point (-3,12)
For x=0:
y = -4/3(0) + 8 = 0 + 8 = 8
Point (0,8)
For x=3:
y = -4/3(3) + 8 = -4 + 8 = 4
Point (3,4)
For x=6:
y = -4/3(6) + 8 = -8 + 8 = 0
Point (6,0)
For x=9:
y = -4/3(9) + 8 = -12 + 8 = -4
Point (9,-4)
Now plot the points in a rectangular grid and join them. The graph is shown below.
what is 3053 divided by 49
Answer:
62.30
Step-by-step explanation:
62.30
you divide the 3053 by 49
George has a part-time job which pays $10 per hour. He has already saved $94 toward the purchase of a new car stereo which
costs $194. If x represents the number of hours he still needs to work in order to buy the stereo, which of the inequalities
symbolizes this situation?
OA $10x + $94 $194
OB. $94x + $ 10 $194
OC $94x + $10 < $194
OD. $10x + $94 s $194
Answer:
\(\$10x + \$94\geq\ \$194\)
Step-by-step explanation:
Given
Wage = $10 per hour
Savings = $94
Stereo = $194
Required
Represent the scenario using an inequality
From the question, x represents the number of hours.
If his wage is $10 per hour then, his wage is $10x in x hours
Solving further;
For George to afford the stereo, the sum of his wages and savings must be greater than or equal to the cost of the stereo
Mathematically, this is:
\(Wages + Savings \geq\ Stereo\)
Substitute right values for the above expression
\(\$10x + \$94\geq\ \$194\)
The options are not well presented, hwever the solution is \(\$10x + \$94\geq\ \$194\)
The total height of the cubes stacked on top of each other is 2f + 3g^2.
The cubes have a combined volume that is the same as a rectangular prism of the same height. What is the area of the base of the rectangular prism? (Recall: V = Bh)
A: 2f + 3g^2
B: 8f^3 + 27g
C: 2f - 6fg^2 + 3g^2
D: 4f^2 - 6fg + 9g^4
(And pls be fast)
The area of the base of the rectangular prism will be D. 4f² - 6fg + 9g⁴.
How to illustrate the information?it should be noted that from the information given, the cubes have a combined volume that is the same as a rectangular prism of the same height.
The total height of the cubes stacked on top of each other is 2f + 3g²
Therefore, the area will be:
= (2f)² - 2(3fg) + (3g²)²
= 4f² - 6fg + 9g⁴
Therefore, the area of the base of the rectangular prism will be 4f² - 6fg + 9g⁴.
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2 - Integrated Math 1 - 2019
euseneck in
Space is a way of joining together points, lines, and
A. more space
B. planes
C. symbols
D. thickness
Please select the best answer from the choices provided
СА
B
С
D
Atmospheric temperature depends on position and time. If we denote position by three spatial coordinates x, y, and 2 (measured in kilometres) and time by t (measured in hours), then the temperature (in degree Celsius) is a function of four variables, T(x, y, z,t). Suppose that T(x, y, z, t) = 1. (1+t) and a thermometer is attached to a weather balloon a moving along the curve 1 = , y = 2t, 2 = 1 - ? (a) What physical rates of change are represented by the expressions and ? (b) Give a formula for any in terms of t, SISSES ar ar yr ar (e) Find the rate of change in the temperature being recorded by the weather balloon at time t = 1.
The rate of change in temperature being recorded by the weather balloon at time t = 1 is 1°C per hour.
I understand that you have a question about atmospheric temperature and its dependence on position and time. I'll address each part of your question using the provided terms.
(a) In the context of atmospheric temperature, the expressions x, y, z, and t represent the position and time variables. Specifically, x, y, and z are the spatial coordinates (measured in kilometres) that denote the position in 3D space, and t (measured in hours) denotes the time variable.
(b) According to the given function, T(x, y, z, t) = 1.(1+t), and the position of the weather balloon is represented by x = 1, y = 2t, and z = 1. To find the temperature as a function of t only, substitute these values into the temperature function:
T(1, 2t, 1, t) = 1.(1+t)
(c) To find the rate of change of the temperature being recorded by the weather balloon at t = 1, we first differentiate the temperature function T(t) with respect to time t:
dT/dt = d(1.(1+t))/dt = 1
Now, evaluate the rate of change at t = 1:
dT/dt |_(t=1) = 1
So, the rate of change in temperature being recorded by the weather balloon at time t = 1 is 1°C per hour.
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Put the following equations in standard form.
Answer:
234jkl63;ll134g
Step-by-step explanation:
and thats the answer because im definitely not farming points right now.