Pens are bought at a rate of 8 for Rs 100.To make a profit of 60%,these must be sold at  Choose the correct choice from the following answers.
A) 5 for Rs100 B) 6 for Rs 100 C) 9 for Rs 200 D) 8 for Rs 100 E) None
C.P. of 8 Pens = Rs100   S.P. of 8 Pens = 160% of Rs 100 = Rs160   For Rs.160 , Pens sold = 8.   For Rs. 100,Pens sold=(8/160)*100= 
<gadget id="calculator">(8/160)*100</gadget>
<output>5</output>
5   5 for Rs100nswer: Option 5 for Rs100
<result>A</result>
Pens are bought at a rate of 8 for Rs 100.To make a profit of 60%,these must be sold at