Question:
The graphs below show the number of television sets sold by Shop A and the amount of money collected by Shop B from the sale of television sets from June to September.
(a) Given that Shop B sold each television set at a fixed price of $1200, did it sell more, fewer or an equal number of television sets than Shop A in the month of July? Show your working clearly.
(b) Shop A had a promotion in the month of August where each television set was sold at 30% discount. Given that Shop A collected $34 250 more than Shop B in August, find the amount of discount given by Shop A for each television set sold.