If the cost price of 12 pens is equal to the selling price of 8 pens, the gain percent is ?
Category: Profit and Loss

By selling 45 lemons for Rs 40, a man loses 20%. How many should he sell for Rs 24 to gain 20% in the transaction ?
By selling 45 lemons for Rs 40, a man loses 20%. How many should he sell for Rs 24 to gain 20% in the transaction ?

If selling price is doubled, the profit triples. Find the profit percent ?
If selling price is doubled, the profit triples. Find the profit percent ?