On a sunny day an office building casts a shadow that is 80 feet long. At the same time, a 5 foot person casts a 6 foot shadow. Determine the height of the office building to the nearest foot.

Answer 1

Let's set up a proportion.

5/6 = x/80

Cross multiply:

6x = 400
x = 400/6
x = ?

Answer 2

66.6

Answer 3

24