A sports equipment store sold ping pong rackets for a total of $735. If the average (arithmetic mean) price of a pair of rackets is $9.8, how many pairs were sold?  Choose the correct option.
A) 50
B) 100
C) 490
D) 500
E) 75
Average price for a pair of rackets = $9.8   Total cost = $9.8*x = $735   x = 75 pairs were sold.   ANSW75R:75
<result>E</result>
A sports equipment store sold ping pong rackets for a total of $735. If the average (arithmetic mean) price of a pair of rackets is $9.8, how many pairs were sold?