Brittany plans to fertilize her plants. The instructions read to mix 12ounces of fertilizer into 1gallon of water. She only has cup measurements; how many cups of fertilizer will she need for 1 gallon of water?

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?