Question

Please no links: Sam is building a model of an ntique car. The scale of his model to the actual car is 1:10. His model is 18 inches long. How long is the actual car? ... What is the equation?

Answer 1

180in (15 ft)

Explanation:

Solve using a proportion

1/10 = 18/x

cross multiply

x = 180in

convert to feet

180/12 = 15

Answer 2

x = (18.5)(10)/1 = 185 inches