A girl buys lemons at 4 for Rs 3 and sells them at 5 for Rs 4. How much percent loss or gain does she make?

A fruit-seller buys oranges at 4 for Rs 3 and sells them at 3 for Rs 4. Find his profit percent.

A grocer buys eggs at 10 for Rs 8 and sells at 8 for Rs 10. Find his gain or loss percent.

A grocer buys eggs at 10 for Rs8 and sells at 8 for Rs 10. Find his gain or loss percent.

A fruit-seller buys lemons at 2 for a rupee and sells them at 5 for three rupees What is his gain percent?

A shopkeeper buys oranges at 10 for Rs 80 and sells at 8 for Rs 100. Find the gain percent

A man buys a fan for Rs 35 and sells it for Rs 30. What is his loss percent?

A grocer buys eggs at 10 for Rs8 and sells at 8 for Rs 10. Find his again or loss percent.

A stationer buys pens at 5 for Rs 28 and sells them at a profit of 25%. How much should a customer pay, if he buys three pens?