Jeff borrowed $7,500 at a simple interest rate of 6% for 4 1/2 years to buy a car. How much simple interest did
Jeff pay?

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?