A random sample of dogs at different animal shelters in a city shows that 13 of the 45 dogs are puppies. The city's animal shelters collectively house 900 dogs each year. About how many dogs in all of the city's animal shelters are puppies?

Answer 1

13/45 What number would you need to multiply 45 by to equal 900

Answer 2

13/45 = x/900
Solve for x.