Samantha invested $2,000 at the beginning of every 6 months in an RRSP for 11 years. For the first 7 years it earned interest at a rate of 4.10% compounded semi-annually and for the next 4 years it earned interest at a rate of 5.80% compounded semi-annually.

a. Calculate the accumulated value of his investment at the end of the first 7 years.

$58,839.56

$59,353.49

$32,054.92

$32,712.04

b. Calculate the accumulated value of her investment at the end of 11 years.

$58,839.56

$59,353.49

$50,947.66

$32,712.04

c. Calculate the amount of interest earned from the investment.

$15,353.49

$14,839.56

$13,117.87

$2,235.62