choypuma choypuma

13-01-2019
Mathematics

contestada

The ratio of boys to girls at a summer camp 3:5. If there are 27 boys,how many girls are there ?

Respuesta :

lifestyle743 lifestyle743

13-01-2019

maybe 45 because 3×9=27 and 5×9=45

Answer Link

13-01-2019

[tex]g-number\ of\ girls\\\\3:5=\dfrac{3}{5}\\\\The\ equation:\\\\\dfrac{27}{g}=\dfrac{3}{5}\qquad\text{cross multiply}\\\\3g=(27)(5)\qquad\text{divide both sides by 3}\\\\g=(9)(5)\\\\\boxed{g=45}\\\\Answer:\ \boxed{45\ girls}[/tex]

Answer Link

Otras preguntas

PLEASE HELP!! If the measure of arc GH= 90° and the measure of arc EF= 45°, calculate m∠GDH. I WILL GIVE BRAINLIEST!!!

Devi’s mother is three times as old as Devi. Five years ago, Devi’s mother was four times as old as Devi was then. Find their present ages

Can someone help me with this question

Give me correct answer and fast

A cylinder has radius r and height h. A. How many times greater is the surface area of a cylinder when both dimensions are multiplied by a factor of 2? 3? 5? 10

pls let me know what you get for this question

During a timed test, Alexander typed 742words in 14minutes. Assuming Alexander works at this rate for the next hour, which of the following best approximates th

How can you determine whether a rational number will have a terminating or a repeating decimal form? Provide an example of both a terminating and repeating rati

Pls ASAP help me with number 14

At the toy store, you could get 4 board games for $25.84. Online, the price for 5 board games is $32.15. Which place has the highest price for a board game?