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%.
Share this question
More from Arithmetic
- A and B have money in the ratio 2:1. If A gives Rs 2 to B, the money will be in the ratio 1:1. How much money did A have?
- In an election between two candidates, one got 55% of the total valid votes. 20% of the votes were invalid. If the total number of votes was 7500, find the number of valid votes the other candidate got.
- In the formula A = P(1 + R/100)^T, what does 'A' represent?
- Calculate the SI on Rs. 4500 at 8% p.a. for 73 days.
- If a merchant buys 11 pens for Rs. 10 and sells 10 pens for Rs. 11, find the profit percentage.