Ramanujan buys an old scooter for Rs. 5400 and spends Rs. 600 on its repairs. If he sells the scooter for Rs. 6600, his gain percent is :  Select:
A) 20%	B) 12%	C) 10%	D) 5%	E) None of these
Explanation :   Solution: C.P. =Rs. (5400+600) =Rs. 6000; S.P. = Rs. 6600.   Gain% = (600*100/6000)= 
<gadget id="calculator">(600*100/6000)</gadget>
<output>10</output>
10%.   Answer : 10%
<result>C</result>
Ramanujan buys an old scooter for Rs. 5400 and spends Rs. 600 on its repairs. If he sells the scooter for Rs. 6600, his gain percent is :