Bruce has 50 pennies, 3 quarters, and a nickel. What percentage of a dollar does Bruce have?

What is the volume of the sphere shown below with a radius of 3?

17 in long 1.3 ft wide and 8in high what is the volume

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?