profit and loss Mcqs
134. The C.P of 15 books is equal to the S.P of 18 books. Find his gain% or loss%?
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A. 16 2/3% loss

B. 50/3% profit

C. 100/3% loss

D. 100/3% loss

137. The C.P of 10 pens is equal to the S.P of 12 pens. Find his gain % or loss%?
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A. 16 2/3% profit

B. 16 2/3% loss

C. 50/6% profit

D. 100/3% loss