Chris LeBlanc estimates that if he does

5.255.25

hours of research using data that will cost

$ 72.00$72.00,

there is a good chance that he can improve his expected return on a

$ 10 comma 000$10,000,

1-year investment from

7.7 %7.7%

to

9.8 %9.8%.

Chris feels that he must earn at least

$ 21.00$21.00

per hour on the time he devotes to his research.

a. Find the cost of Chris's research.

b. By how much (in dollars) will Chris's return increase as a result of the research?

c. On a strict economic basis, should Chris perform the proposed research?