Arithmeticmedium · Past Paper
The cost price of 10 pens is equal to the selling price of 8 pens. Find the gain percentage.
A20%
B25%
C30%
D15%
✓ Correct Answer: B — 25%
Let CP of 1 pen = 1. CP of 8 pens = 8. SP of 8 pens = 10. Profit % = (2/8) * 100 = 25%.
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