29. Mark was responsible for buying yo-yos and tops to use as prizes for the school carnival. His receipt showed that he spent a total of $32.20 and that he bought 60 items. Yo-yos cost $0.65 each, and tops cost $0.25 each. How many yo-yos did.Mark buy to use as prizes for the school carnival?（Note: There was no tax charged on the items because they were bought for a school.)

Answer and Explanation

Your Answer is

Correct Answer is E

Explanation

Assuming that x yo-yos are purchased, the number of gyros is (60-x), so the equation 0.65x+0.25(60-x)=32.2 can be formulated, and x=43, so choose E