The ratio of boys to girls in a classroom is 7 to 11. If
there are a total of 49 boys in the classroom, then how
Many boys and girls are there altogether?

Answers

Answer 1

Answer:

77 girls

Step-by-step explanation:

becasue 49 divided by 7 is 7. so you just multiply 11 by 7. ANd that will get you 77


Related Questions

There are 17 adult dogs and 8 puppies at the dog park. Which statement is
correct?**
a. The ratio of adult dogs to puppies at the park is 8:17.
b. The ratio of adult dogs to all dogs at the park is 17:8.
c. The ratio of puppies to adult dogs at the park is 25:8.
d. The ratio of puppies to all dogs at the park is 8:25.

Answers

Answer:

B?!

I'm so sorry if I am wrong !

Step-by-step explanation:

Have A Wonderful Day !!

please help ........​

Answers

Answer:

x = 8

Step-by-step explanation:

Two tangent segments to a circle from the same external point are congruent, thus

WP = WQ , that is

3x - 6 = x + 10 ( subtract x from both sides )

2x - 6 = 10 ( add 6 to both sides )

2x = 16 ( divide both sides by 2 )

x = 8

PLEASE HELP PLS PLS WITH MY MATH

Answers

Actually The answer is 0 or none. I don’t know if the question was a joke considering that it doesn’t say brown on the chart but the answer is 0 or none

The value of (a–1)+92 - +24,5 " when a= 2 and b=-1

Answers

Answer:

256271

Step-by-step explanation:

6165253-6728282-289292

X – y=11
3x + 10y= -6

Answers

Answer:

(8, - 3 )

Step-by-step explanation:

Given the 2 equations

x - y = 11 → (1)

3x + 10y = - 6 → (2)

Multiplying (1) by 10 and adding to (2) will eliminate the y- term

10x - 10y = 110 → (3)

Add (2) and (3) term by term to eliminate y

13x + 0 = 104

13x = 104 ( divide both sides by 13 )

x = 8

Substitute x = 8 into either of the 2 equations and solve for y

Substituting into (2)

3(8) + 10y = - 6

24 + 10y = - 6 ( subtract 24 from both sides )

10y = - 30 ( divide both sides by 10 )

y = - 3

solution is (8, - 3 )

if the radius is 14cmand The perimeter of the sector is 57.32cm.
what is the size of the angle?​

Answers

Answer:

120°

Step-by-step explanation:

A sector of a circle is the portion or region of a circle enclosed by two radii and an arc. The perimeter of a the sector of a circle is given by the formula:

Perimeter of sector = [tex]\frac{\theta}{360} *2\pi r[/tex] + 2r

Where θ is the angle which forms the sector and r is the radius of the circle.

Given that Perimeter of sector = 57.32 cm, radius (r) = 14 cm, we can find the angle θ using:

Perimeter of sector = [tex]\frac{\theta}{360} *2\pi r[/tex] + 2r

[tex]57.32=\frac{\theta}{360} *2\pi *14+2(14)\\\\57.32-28=\frac{\theta}{360} *2\pi *14\\\\29.32=\frac{\theta}{360} *2\pi *14\\\\ \frac{\theta}{360}=\frac{29.32}{2\pi *14} \\\\\frac{\theta}{360}=0.33\\\\\theta=120^o[/tex]

According to the United States Census Bureau. Just about 5 1.5% of the adults in America are women. What would you say is the probability that the next adult you run into is female? What's the probability of that person being male?

Answers

Answer:

[tex]P(F) = 0.515[/tex]

[tex]P(M) = 0.485[/tex]

Step-by-step explanation:

Given

[tex]Female = 51.5\%[/tex]

Solving (a): Probability of running into a female

To do this, we simply convert the given proportion to decimal

[tex]P(F) = 51.5\%[/tex]

Convert to fraction

[tex]P(F) = \frac{51.5}{100}[/tex]

[tex]P(F) = 0.515[/tex]

Solving (b): Probability of running into a male

Represent this with [tex]P(M)[/tex]

To solve this, we apply the concept of probability complement which states that:

[tex]p + q = 1[/tex]

In this case:

[tex]P(F) + P(M) = 1[/tex]

Substitute 0.515 for P(F)

[tex]0.515 + P(M) = 1[/tex]

Subtract 0.515 from both sides

[tex]0.515-0.515 + P(M) = 1 - 0.515[/tex]

[tex]P(M) = 1 - 0.515[/tex]

[tex]P(M) = 0.485[/tex]

Which statement describes a series of transformations that would show that Figure A is congruent to Figure B?
A. Figure A is reflected over line m and translated 4 spaces to the right.
B. Figure A is reflected over line m and translated 7 spaces to the right.
C. Figure A is reflected over line k and translated 8 spaces down.
O D. Figure A is translated 4 units down and 4 units to the right.
E. Figure A is translated 8 units down and 7 units to the right.

Answers

Answer:b

Step-by-step explanation:

SOMEONE PLEASE HELP MEEE!!!!!!!!!!!

Answers

Answer:

81.6814 ft

Step-by-step explanation:

Determine the measure of the seventh interior angle of a heptagon (a seven-sided polygon) if you know the other six measures are 135

129 129 127 131", and 124

Answers

Answer:

125 deg

Step-by-step explanation:

(n - 2)180

n = 7

(7 - 2)180 = 5(180) = 900

900 - 135 - 129 - 129 - 127 - 131 - 124 = 125

Answer: 125 deg

Answer: the answer is 125

Step-by-step explanation:

PLEASE ANSWER QUICK!!!

Answers

Answer:

7.2 or 36/5

Step-by-step explanation:

Please help!

Write the sum, and then write an equivalent expression by collecting like terms and removing parentheses whenever possible.

a. -4 and 4b + 4
b. 3x and 1 -3x

Answers

Answer:

Does this problem have a picture, I just need to make sure I am seeing everything correctly thanks!

Step-by-step explanation:

a. -4 and 4b + 4 = 4b

-4 and 4b + 4 = -4 + (4b + 4) = 4b + (4 - 4) = 4b + 0 = 4b

b. 3x and 1 - 3x = 1

3x and 1 - 3x = 3x + (1 - 3x) = 1 + (3x - 3x) = 1 + 0 = 1

tom goes on hoilday south africa

Answers

Answer:

Yes, good for him. lol

Step-by-step explanation:

Answer:

what he do there?

I will give anyone the brainliest correctly

Answers

0.2, 2% ,0.8 ,1/3, 3 will be your correct awnser

Step-by-step explanation:

2%  0.2  1/3  0.8  3

these are the numebrs after being converted

0.02 0.2 0.3333 0.8 3


Please solve this for me! Thank you so much I appreciate you. tpwk

Answers

Answer:

C

Step-by-step explanation:

A number is divided by 2. Then 4 is added to the quotient. Next, the sum of these numbers is multiplied by 3. The result is 21. Find the number.

I need the answer ASAP

Answers

Answer:

The number is 6.

Step-by-step explanation:

Work the question backwards.

21÷3=7

7-4=3

3×2=6

And if you need proof.

6÷2=3

3+4=7

7×3=21

Pls help asap!!!



Solve for x . 2x=y

Answers

The answer to this question is 0

Find the volume of the figure. Round to the nearest hundredth if needed.

Answers

Answer:

4,914 i think, when rounding it, it will be 4,920

HELP!!!!! Suppose the distance between two cities on a map is 5.2in the scale is 1 in =80miles what's the actual distance between the cities.

A) 408 miles
B) 400 miles
C) 424 miles
D) 416 miles

Answers

Answer:

80*5.2= 416

D: 416 miles

Simplify each algebraic expression.
2a +3(a +7)–(3a +3)

Answers

Answer:

2a+18

Step-by-step explanation:

[tex]2a +3(a +7)-(3a +3)\\\\Expand\: 3(a +7) :\\3a+21\\\\=2a+3a+21-\left(3a+3\right)\\\\-(3a+3)=-3a-3\\\\=2a+3a+21-3a-3\\\\Simplify\\\\=2a+18[/tex]

A car wash can wash four cars in one hour. The table shows the total number of cars washed. How long will it take to wash 24 cars?

Answers

Answer:

6 Hours

Step-by-step explanation:

Q. A car wash can wash four cars in one hour. The table shows the total number of cars washed. How long will it take to wash 24 cars?

A. 4 Cars = 1 Hour

   8 Cars = 2 Hours

   12 Cars = 3 Hours

   16 Cars = 4 Hours

   20 Cars = 5 Hours

   24 Cars = 6 Hours

Hope this helps

Six, twenty four cars, and you can do four cars in one hour. This means you would have to divided twenty four by four and get six. Hope I helped.

Which statement correctly compares 1/3 and 3/8????

Answers

well, 3/8 < 1/4 because divided by 8 would be smaller and 1/4 is bigger so yeah the last one

which of the following does not describe a relation that is a function? (please help i will give u brainliest)

Answers

Answer:

answer is a but please mark me brainliest if I m correct

You bought an item for $24.00, but sold it for a 30% mark up in your store. What price did you sell this item for?

Answers

31.20 7.20 profit crccrcrvtbt

What is a real solution and examples of real solutions

Answers

Answer:

A real solution in algebra is simply a solution to an equation that is a real number.

for example

If y>0, then x2 = y has two real solution or roots. x = ±√y

If y=0, then x2 = y has one real solution.

Which of the following represents the factorization of the binomial below?
x² - 121
O A. (x-11)(x-11)
B. (x +11)(x+11)
C. (x +11)(x-11)
D. (X)(x-121)

Answers

Answer:

C. (x + 11) (x - 11)

Step-by-step explanation:

x² - 121

= x² - 11²

= (x + 11) (x - 11) (Difference of two squares)

A crane lifts a pallet of concrete blocks 7ft from the back of a truck. The truck drives away and the crane lowers the pallet 11ft What is the final position of the pallet relative to where it started in the back of the​ truck?

Answers

Answer:

The position of the concrete relative to its initial position is 4ft behind its initial position

Step-by-step explanation:

Let us analyze the problem following the sequence of events.

First of all, the crane is initially 7 ft from the back of the truck.

Once the truck drives away, the crane lowers the concrete at 11 ft away from the back of the truck.

To get this distance relative to the initial position, we have to subtract the initial position from the final position of the concrete.

This will  be

11ft - 7ft = 4 ft

The position of the concrete relative to its initial position is 4ft behind its initial position

Solve for v
when
d = 10 and
t=5

Answers

what’s the question?

need help asp pls The 8 students in Mrs. Howard's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered:
14, 11, 16, 10, 6, 5, 5, 7

Answers

Answer:

what's the question thougu

Can someone help me please

Answers

Answer:

(-4,2)

Step-by-step explanation:

The line going horizontal is the X-axis. And they line going up and down is the y-axis. The way you write the location of a point is (X,Y). Hope this helps!!

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