Question

A scale model of a human heart is 16ft long. The scale is 32:1. How many inches long is the actual heart it represents?

Answer 1

0.5 or 6 inches
The model=32
Actual size=1

32/1= 16/?
  If 32 is 1 foot which equals 12 inches, and 16 is half of  32, then 16 is 0.5 inches or 6 inches