Question

A dolphin in an aquarium is 12 feet long. A scale model of the dolphin is 3 1/2 inches long. What is the scale factor of the model?

Answer 1

3 3/7

Explanation:

12 / 3 1/2 = 12 / 3.5 = 24/7 = 3.42857142857 = 3 3/7