Some articles were bought at 6 articles for Rs. 5 and sold at 5 articles for Rs. 6. Gain percent is:  Choose the correct choice from the following choices
A) 30%
B) 32%
C) 34%
D) 35%
E) 44%
Suppose, number of articles bought = L.C.M. of 6 and 5 = 30.   C.P. of 30 articles = Rs.5/6x30= Rs. 25.   S.P. of 30 articles = Rs.6/5x 30= Rs. 36.   Gain % =	11/25x 100% = 44%.   Answer is 44%.
<result>E</result>
Some articles were bought at 6 articles for Rs. 5 and sold at 5 articles for Rs. 6. Gain percent is: