Gum is sold in packages of 20, 60, and 90 sticks. The 60 stick package sells for 4.68. What is the unit rate in dollars per stick of gum? Round your answer to the nearest cent.

The 90 stick package sells for 5.76. What is the unit rate in dollars per stick of gum? Round your answer to the nearest cent.

Using the unit rate for the 20 stick package of gum, what would be the cost of 100 sticks of gum?

(The questions are those 3 up there)