Question

on a scale drawing, a tree is 6 3/4 inches tall. the scale factor is 1/20. find the height of the actual tree.

Answer 1

I think the answer is 15
 

Answer 2

To solve this problem you could set up a proportion 1/20=6.75/x. Next you would use property of cross products to get 20*6.75=x. Just mulitply to solve you should get 135 inches. To find the answer in ft just divide by 12