Suppose the price falls from $15.00 to $10.00 for a large pizza. The quantity demanded of pizza then increases from 20 to 30.

An electronics store is running a promotion where for every video game purchased, the customer receives a coupon upon checkout to purchase a second game at a 50% discount. the coupons expire in one year. the store normally recognized a gross profit margin of 40% of the selling price on video games. how would the store account for a purchase using the discount coupon?