Mohan bought a certain number of note-books for Rs 1200. He sold 14 of them at 5 percent loss.
At what price should he sell the remaining note-books so as to gain 10% on the whole ?
Rs 1010
Rs 1035
Rs 1135
Rs 1140
A
Rs 1010
B
Rs 1135
C
Rs 1035
D
Rs 1140
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Solution
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Let there be n no of notebooks
Price of each note book is 1200/n
Amount received=95%×(1200/n)(n/4)=Rs.285
For the gain of 10% on the whole
Total revenue=110%1200=Rs.1320
Remaining collection isRs.(1320−285)=Rs.1035.
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