Answer:
b. $50 million
Step-by-step explanation:
The bank will lend the cash, then the borrower will deposit this amount and open the possibility for another loan after subtract the 10% reserive ratio.
This process is repeated indefinitively with decreasing loans amount. It finds it limits in the inverse of the reverse ratio
initial loan: $ 5,000,000
reserve ratio 10% = 1/0.1 = 10 cash multiplier
5,000,000 x 10 = 50,000,000