Anita is a door-to-door saleswoman for a company selling bedcovers. The company pays her a fixed salary of Rs W every month and
also a bonus of Rs Z for every bedcover sold by her. In March 2002, Anita sold 46 bedcovers. How much would her total earnings for March be?
a) (W + Z) × 46
b) W + Z × 46
c) (W + 46) × Z
d) W × Z × 46