Leon Bowie is trying to determine the amount to set aside so that he will have enough money on hand in 5 years to overhaul the engine on his vintage used car. While there is some uncertainty about the cost of engine overhauls in 5 years, by conducting some research online, Leon has developed the following estimates.

Engine Overhaul Estimated Cash Outflow			Probability Assessment
$320			10%
450			30%
710			50%
840			10%

Click here to view factor tables How much should Leon Bowie deposit today in an account earning 8%, compounded annually, so that he will have enough money on hand in 5 years to pay for the overhaul?