270 students in an elementary school. There are 5 boys for every 4 girls. How many boys are there in school

Answers

Answer 1

Answer:

150

Step-by-step explanation:


Related Questions

Can someone please help me with this question

Answers

Answer:

Eat some mc donolds then ur good

Step-by-step explanation:

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Janice wanted to calculate 3/5 of the sale price of new jeans on her calculator. Which decimal should she type into her calculator that has the same value as 3/5?

Answers

The answer is 0.6. I hope this helps

y
44
3
2-
-3
-2
2
3
4
-3+
-4
V
What is the slope of the line?

Answers

Answer:

-1

Step-by-step explanation:

-1 is the slope of the line


14 The graph of a linear function has a y-intercept of 5 and passes through
the point (2,5). What is the slope of the graph of the function?
A. 0
B. 2/5
C. 2.
D. 5/2

Answers

0 if the slope doesn’t decrease or increase, it is 0

Answer:

(-2,5) is vertex ; y-intercept (0,5) but the y-intercept is actually (0,-7).

Step-by-step explanation:

The vertex form of a quadratic is  where the vertex is (h,k). Here h=-2 and k=5. So the vertex is (-2,5).

hope this helped and sorry if it didn't

d=1/2at^2+s, solve for a

Answers

Step-by-step explanation:

Perhaps the equation is d=1/2at2 and you are given the distance (40 m) and acceleration (9.8 m/s2) and asked to find the time. or convert the equation in terms of t and then plug in the numbers to solve.

3) There were 35 children and 10 adults at a barbeque.
a. What is the ratio of adults to
children at the barbeque?
b. What is the ratio of children to
total people at the barbeque?
c. Five more children came to the
barbeque. Now what is the ratio
of children to total people?

Answers

Answer:

3. a. 10:35= 2:7

b.35:45=7:9

c.40:50=4:5

Which number represents 50% of 1.5?
A
0.50
0.75
c
1.00
2.25

Answers

Answer:

0.75

Step-by-step explanation:

50% * 1.5

0.75

Hope this Helps!!!

Which statements are true? Check all that apply.
O is greater than -2/3.

2/3 is equal to -2/3

-1 < -1/3

-2/3 > 1/3

-1/3 > - 2/3


Answers

It’s the 1st one, the second one, and the fifth one

Write the equation 7x - 4y = -12 in slope-intercept form

Answers

Hello,

The correct answer is: y = 7/4x + 3.

Step-by-step:

Move variables to the right side

-4y = -12 - 7x

Change the signs

4y + 12 + 7x

Divide both sides

y = 3 + 7/4x

Reorder the terms

y = 7/4x + 3

Answer: y = 7/4x + 3

Hope this helps!

whats up wate is 3000+39645

Answers

Answer:

MARK ME BRAINLIEST BRO!!!!!!!!

Step-by-step explanation:

What is the domain of the graph?

Answers

Answer:

domain refers to the set of possible input values, the domain of a graph consists of all the input values shown on the x-axis. The range is the set of possible output values, which are shown on the y-axis

Hope this helps you!

A glacier in Alaska moves about 29.9 meters a day. How much farther will it move in 1,000 days than in 100 days?|

Answers

The answer is 26,910 meters

Answer:

(1000x29.9)-(100x29.9)=29900-2990=26910

26910

Step-by-step explanation:

Elena uses 12 red beads to make 4 bracelets how many red beads will Elena need to make 12 bracelets

Answers

Answer:

36

Step-by-step explanation:

u need 12 to make 4 bracelets

4 bracelets x 3 = 12 bracelets

12 beads x 3 = 36 beads

5
What is the missing value in the following arithmetic sequence?
4
3
9.2
2
1
5.6
n
3.8
2
an
7.1
7.2
74
7.5

Answers

Answer:

C-7.4

Step-by-step explanation:

just took the test EDG2020

The nth term of an arithmetic sequence is a +(n-1)d. The missing term of the arithmetic sequence is 7.4

How to calculate the nth term of an arithmetic sequence?

The nth term of an arithmetic sequence is expressed according to the formula as shown:

Tn = a + (n -1)d

where:

a is the first term = 2

d is the common difference = 3.8 -2 = 1.8

Required

Fourth term (n = 4)

Substitute

T4 = 2 + (4 -1)(1.8)
T4 = 2+3(1.8)
T4 = 7.4

Hence the missing term of the arithmetic sequence is 7.4

Learn more on AP here: https://brainly.com/question/24205483

#SPJ2

What is the 70th term of the sequence 5, 7, 9, 11

Answers

Answer:

5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 110 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 i think this should do just count them

The difference between two numbers is 8. Twice the number is 4 more than the larger number. What is the smaller number?

Answers

Answer:

If the two numbers are x and y, then:

x + y = 8

18 - 2x = 4y - 2.

When we subtract y from both sides in our first equation we get:

x = 8 - y, so:

18 - 2(8 - y) = 4y - 2

18 - 16 + 2y = 4y - 2

2 + 2y = 4y - 2

2y = 4

y = 2

Since x + y = 8, and y = 2, x = 6, and since 6 > 2, the larger number is 6.

Pls I need answer quick, pls

Answers

Answer:

its a hope this helps

Step-by-step explanation:

Henry decorates the top of each cupcake with 3 walnuts. If he has 56 walnuts, is that enough to decorate 2 dozen cupcakes? Why?

Answers

Answer:

No he does not have enough walnuts

Step-by-step explanation:

So if one dozen cupcakes is 12 then two dozen is 24 and each one has 3 walnuts and he only has 56 walnuts then what you have to do is multiply 24 by 3 and get 72 so the answer is no he does not have enough

Answer:

No, in order to decorate 2 dozen cupcakes(24) he needs 72 walnuts. With 56 he can only decorate 18 cupcakes.

Step-by-step explanation:

Complete each of the diamond problems below

Answers

A . left miss diamond -6x1 = -6
Bottom missing diamond -6+1=-5

B. Right missing diamond -5+3= -2
Top missing diamond 3x-2= -6

C. Right missing diamond 11.2-1.2= 10
Top missing diamond 1.2x10= 12

D left missing diamond 6
Right missing diamond 4

Which expression best estimates
– 184-2į?
O 18-3
-18-3
0-18-(-3)
O 18-(-3)

Answers

the best one is 18-3

2 wholes and 1/4 minus 3/8

Answers

Your answer is 1 and 7/8.

5x−7 = 3 help meee plz

Answers

Answer:

5x=3+7

5x=10

X=10/5

=2

3. Sam and Tim each have savings accounts. Every month they each put in some of their
earnings from mowing lawns. Use the tables to find the y-value of the solution to the
system shown.
х
1
2
3
4
f(x)
80
110
140
170
х
1
2
3
4
g(x)
100
120
140
160

Answers

Answer:

[tex]y = 30x +50[/tex] --- Sam

[tex]y = 20x +80[/tex] --- Tim

Step-by-step explanation:

Given

Sam                         Tim

х  --- f(x) ---------------  g(x)

1  --- 80   --------------- 100

2  --- 110  --------------- 120

3  --- 140 --------------- 140

4 --- 170 -------------- 160

Required

Determine the y value

y value implies the equation of the table

Calculating the equation of Sam

First, we need to take any corresponding values of x and y

[tex](x_1,y_1) = (1,80)[/tex]

[tex](x_2,y_2) = (4,170)[/tex]

Next, we calculate the slope (m)

[tex]m = \frac{y_2 - y_1}{x_2 - x_1}[/tex]

[tex]m = \frac{170 - 80}{4 - 1}[/tex]

[tex]m = \frac{90}{3}[/tex]

[tex]m = 30[/tex]

Next, we calculate the line equation using:

[tex]y - y_1=m(x-x_1)[/tex]

[tex]y - 80 = 30(x - 1)[/tex]

[tex]y - 80 = 30x - 30[/tex]

Make y the subject

[tex]y = 30x - 30 + 80[/tex]

[tex]y = 30x +50[/tex]

Calculating the equation of Tim

First, we need to take any corresponding values of x and y

[tex](x_1,y_1) = (1,100)[/tex]

[tex](x_2,y_2) = (4,160)[/tex]

Next, we calculate the slope (m)

[tex]m = \frac{y_2 - y_1}{x_2 - x_1}[/tex]

[tex]m = \frac{160 - 100}{4 - 1}[/tex]

[tex]m = \frac{60}{3}[/tex]

[tex]m = 20[/tex]

Next, we calculate the line equation using:

[tex]y - y_1=m(x-x_1)[/tex]

[tex]y - 100 = 20(x - 1)[/tex]

[tex]y - 100 = 20x - 20[/tex]

Make y the subject

[tex]y = 20x - 20+100[/tex]

[tex]y = 20x +80[/tex]

A sample of 2,500 people was asked how many cups of coffee they drink in the morning. You are given the following sample information. Cups of Coffee Frequency 0 700 1 900 2 600 3 300 2,500 Refer to Exhibit 5-7. The variance of the number of cups of coffee is _____.

Answers

Answer: V(X) = 0.96

Step-by-step explanation: Variance is defined as the average of the squared difference from the sample or population mean.

For a discrete frequency distribution is calculated following the steps:

1) Determine expected value or mean:

[tex]E(X)=\frac{\Sigma xf}{\Sigma f}[/tex]

[tex]E(X)=\frac{0(700)+1(900)+2(600)+3(300)}{2500}[/tex]

E(X) = 1.2

2) Multiply frequency and the squared difference of x and expected value:

[tex]f(x-E(X))^{2}[/tex]

[tex]700(0-1.2)^{2}=1008\\900(1-1.2)^{2} = 36\\600(2-1.2)^{2} = 384\\300(3-1.2)^{2} = 972[/tex]

3) Add them:

[tex]\Sigma [f(x-E(X))^{2}][/tex] = 1008 + 36 + 384 + 972 = 2400

4) Divide the sum per frequency total:

[tex]V(X)=\frac{\Sigma [f(x-E(X))^{2}]}{\Sigma f}[/tex]

[tex]V(X)=\frac{2400}{2500}[/tex]

V(X) = 0.96

The variance of the number of cups of coffee is 0.96.

A chocolate chip cookie recipe needs 2 cups of chocolate chips and teaspoon of salt. If the recipe is increased to 6 cups of chocolate
chips, how many teaspoons of salt are needed?

Answers

Answer:

3 teaspoons

Step-by-step explanation:

Since we need 1 teaspoon for 2 cups, I would only assume we would keep adding a teaspoon for every 2 additional cups of chocolate chips.

2 + 2 + 2 = 6

We would need an additional teaspoon of salt for each of the sets of two.

I- JUST NEED THE ANSWERS TO THIS QUESTION

Answers

Answer:

Undefined

Step-by-step explanation:

Which value(s) below ma 6.05x - 12.5 = 48 Show all of your work. Ju box below. HELP ME PLEASE


Explain:


Answer ​

Answers

Answer:

I got you

Step-by-step explanation:

6.05-12.50=13.55

48 divided by 13.55=3.542

x=3.542

Answer:

X= 1

Step-by-step explanation:

6.05x-12.5=48 Add 12.5 to both side

         +12.5 +12.5

6.05x = 60.5 now divide both sides by 6.05

/ 6.05    /60.5

X     =  1

The diagram represents a triangle that is reduced by a scale factor of 0.4.

A rectangle has a base of 6 inches and a height of 2 inches.

What is the height of the original triangle?
0.8 inches
2.4 inches
5 inches
8 inches

Answers

Answer:the answer would be 8.

Step-by-step explanation:

If you look at the reduced triangle, the height is 2. Therefore you would have to multiply by 4 instead of 0.4 even if the scale factor is 0.4. The reason is, you are enlarging the triangle to find the bigger triangle. If you did 0.4 times 2 you would get 0.8. But that wouldn’t make any sense if you said that that was the height of the ENLARGED triangle.

Answer:

8

Explanation:

Brainliest would be nice

Can someone help me so stressed

29 points
Thanks

Answers

Answer:a square

Step-by-step explanation:a square

What is the value of b in the triangle shown below?
a.-4in
b.4in
c.+4in
d.no solution

Answers

The answer to the question is b.4in
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