<PRE><B>Question 972715</B>
You and your friend are selling lemonade. You sell three times as many as your cups as your friend. What is the percent of the cups sold by your friend. explain? 
Friend sells x cups
You sell    3x cups
Total cups sold:: 4x
----------
Ans: x/4x = 1/4 = 25%
-----------------------
Cheers,
Stan H.
-----------</PRE>