Oranges are bought at 7 for Rs.4. At what rate per hundred must they be sold to gain 33%?
Choose the correct choice from the following:	A) 57	B) 58	C) 59	D) 54	E) 76
7 oranges bought for rs 4   1 orange cost =4/7   therefore for 100 oranges =100*(4/7)   gain =33%    400/7+(33/100)*400/7= 
<gadget id="calculator"> 400/7+(33/100)*400/7</gadget>
<output>76</output>
rate per hundred he want to sell   ans :76   ANSW76R:76
<result>E</result>
Oranges are bought at 7 for Rs.4. At what rate per hundred must they be sold to gain 33%?