Question

A local humane society houses 300 animals

the ratio of cats to all animals is 7:15
a. write a proportion that gives the number of cats(c)
b. how many cats are in the humane society?
EXPLAINNN!!!

Answer 1

a.

7 cats c

____ = ____

15 animals 300 animals

b.

7 c

_ = _

15 300

c = 140

There are 140 cats in the Humane society since 15 x 20 = 300 and 7 x 20 = 140

a. doesn't need an explanation really, 7 cats for 15 animals and c cats for 300 animals