An animal shelter wants their ratio of dogs to cats to be 3:2. If the animal shelter has 78 dogs, how many cats should they have?

26 cats

156 cats

52 cats

117 cats

Respuesta :

The simplest way to do this is to set up equivalent fractions. So, you'd do:

[tex] \frac{3}{2} [/tex] = [tex] \frac{78}{x} [/tex] and then solve for x. 

x=52