A project under evaluation has a first cost of $35,000. The firms MARR is 15%. Assume the probability distributions for annual benefit and life are unrelated and statistically independent. Calculate the expected value for the Present Worth.

Annual Benefit	Probability	Live	Probability
$17,000	0.2	5	0.27
19,000	0.3	5	0.27
22,000	0.5	5	0.27
$17,000	0.2	7	0.45
19,000	0.3	7	0.45
22,000	0.5	7	0.45
$17,000	0.2	9	0.28
19,000	0.3	9	0.28
22,000	0.5	9	0.28