An Amount P , Invested at a Simple Interest Rate

Multiple Choice

An amount P , invested at a simple interest rate r , will grow to an amount A in t years, according to the formula A = P ( 1 + r t ) . Suppose a man invested some money at 5.9%. If after 5 years, he had $6,151.25 on deposit, what amount did he originally invest? Round your answer to the nearest integer.

A) P = $4,900
B) P = $4,950
C) P = $4,750
D) P = $4,650