Q75 of 140 Page 196

Sushma sold her watch for Rs 3320 at a gain of Rs 320. For earning a gain of 10% she should have sold the watch for Rs 3300.

True

Given, SP = 3320 and profit = 320

⇒ CP = SP-Profit = 3320-320 = 3000

⇒ Profit% = × 100%

⇒ 10 = × 100

⇒ SP = 3000 + 300

= 3300

If a chair is bought for Rs 2000 and is sold at a gain of 10%, then selling price of the chair is Rs 2010.

If a bicycle was bought for Rs 650 and sold for Rs 585, then the percentage of profit is 10.

Interest on Rs 1200 for years at the rate of 15% per annum is Rs 180.

Amount received after depositing Rs 800 for a period of 3 years at the rate of 12% per annum is Rs 896.