Kris has borrowed $2,000 and has agreed to repay the loan in two payments in nine and fifteen months. Each payment is $1,000 of principal and interest at the rate of 7%. Kris wants to settle the debt in six months. What single equivalent payment should she make if money is now worth 5%?

Calculate the maturity value of a five-year, $400,000 Guaranteed Investment Certificate at accumulating at 6% compounded quarterly.

A) $538,742
B) $696,988
C) $880,000
D) $903,443
E) $994,001

The value of the standard deviation will always exceed that of the variance.

Thrifty Home Loan Corp. uses the discount method of calculating finance charges. For the two loans below, calculate the discount amount that Thrifty charges and the proceeds that go to the borrower. Then, calculate the actual interest rate which is based on the proceeds rather than the face value. Use a 360-day year and compute actual rates to the nearest 1/100 of a percent.​

Solve the following set of equations graphically:
3x - 3y = -15
-x + y = 5

Charlene has made contributions of $3,000 to her RRSP at the end of every half year for the past seven years. The plan has earned 9% compounded semi-annually. She has just moved the funds to another plan earning 7.5% compounded quarterly, and will now contribute $2,000 at the end of every three months. What total amount will she have in the plan five years from now?