A sports equipment store sold ping pong rackets for a total of $637. If the average (arithmetic mean) price of a pair of rackets is $9.8, how many pairs were sold? Choose the correct choice from the following answers: A) 50 B) 100 C) 65 D) 500 E) 980
Average price for a pair of rackets = $9.8   Total cost = $9.8*x = $637   x = 65 pairs were sold.   ANSWER:65
<result>C</result>
A sports equipment store sold ping pong rackets for a total of $637. If the average (arithmetic mean) price of a pair of rackets is $9.8, how many pairs were sold?