math help again having hard time!!?

Question

A company estimates that it has a 50% chance of being successful in bidding on a $50,000 contract. If it costs $5000 in consultant fees to prepare the bid, what is the expected gain or loss for the company if it decides to bid on this contract?

a. $20,000.00 b. $49,875.06 c. $50,237.72 d. $50,057.57

Answer 1

50%(50,000) - 100%(5000) =
25,000 - 5000 =
20,000 gain.

Answer 2

its (a) $20 000