Answer:
a. Two year investment period:
Future value = Amount * (1 + rate)^ number of years
= 7,500 * ( 1 + 5%)²
= $8,268.75
b. Five year investment period:
= 7,500 * (1 + 5%)⁵
= $9,572.11
c. Eight-year investment period:
= 7,500 * ( 1 + 5%)⁸
= $11,080.92