Question

Harper's house is 30 feet wide and 45 feet long. On a scale drawing, the house is 4 inches wide and 6 inches long, and Harper's bedroom is 1.2 inches wide and 1.6 inches long.

What is the actual length of Harper's bedroom?

Enter your answer in the box.

Harper's bedroom is
feet long.

Answer 1

9 x 12

Explanation:

We can set 4/30 equal to 1.2/x

We cross multiply to get 4x = 36, so her width equals 9

We then set 6/45 equal to 1.6/x

Cross multiply to get 6x = 72, so her length equals 12

Hope this helps