7.3 Proportion

A ream of paper containing 750 sheets is 7.5 cm thick. How many sheets of this type of paper would there be in a stack 5 cm high?

Kelly's art teacher asked him to draw a rectangle with a length of 3 inches and a width of 5 inches. After Kelly does so, his teacher changes her mind and asks him to draw a proportional rectangle that has a length of 9 inches. How many inches wide is the new rectangle?

A bank has two flagpoles next to each other. If the taller 30-foot pole (flying the U.S. flag) casts a shadow of 20 feet, and the shorter flagpole (flying the state flag) casts a shadow of 15 feet, then how tall is the shorter flagpole? (in feet)

I run at a constant pace, and it takes me 18 minutes to run to the store from my house. If the store is 2 miles away, and my friend's house is 1 mile away from my house, how many minutes will it take me to run from my house to my friend's house?

Twelve friends met for dinner at Oscar’s Overstuffed Oyster House, and each ordered one meal. The portions were so large, there was enough food for 18 people. If they share, then how many meals should they have ordered to have just enough food for the 12 of them?