In Joey's neighborhood, the ratio of families with dogs to families with cats is 5 to 2. There are 15 more families with dogs than families with cats. In Joey's neighborhood families have cats and families have dogs.

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.