Question

There are 54 dogs in a pet store which is 90% of all pets. How many pets are in the pet store?

Answer 1

Let there are x pets in the store. So 90% of all pets means that 0.9x.

The equation for the dogs anf total pets in the store is,

`0.9x=54`

Simplify the equation to obtain the value of x.

`\begin{gathered} 0.9x=54 \\ x=(54)/(0.9) \\ =60 \end{gathered}`

So there are 60 pets in the pet store.