Chapter 7.3, Problem 7P

Explain how to reason with unit rates to solve the following problems:

a. Suppose you drive 4500 miles every half year in your car. At the end of $\text{3}\frac{3}{4}$ years, how many miles will you have driven?

b. Mo uses 128 ounces of liquid laundry detergent every $\text{6}\frac{1}{2}$ weeks. How much detergent will Mo use in a year?

c. Suppose you have a 32-ounce bottle of weed killer concentrate. The directions say to mix $\text{2}\frac{1}{2}$ ounces of weed killer concentrate with enough water to make a gallon. How many gallons of weed killer will you be able to make from this bottle?