When Q is divided by W, the quotient is R and the remainder is r. Which of the following expressions is equal to r?  Choose the correct choice from the following:
A) RW + Q  B) Q - RW  C) RW - Q  D) QW - R  E) Q/R
Q/W = R + r/W   Q -RW = r   Amswer: Q - RW
<result>B</result>
When Q is divided by W, the quotient is R and the remainder is r. Which of the following expressions is equal to r?