₹ 900 is deposited every month in a recurring deposit account at 10% rate of interest, the interest earned in 8 months is :

1. ₹ 270

2. ₹ 2700

3. ₹ 27

4. ₹ 210

Manish opened an R.D. account in a bank and deposited ₹ 1000 per month at the interest of 10% per annum and for 2 years. The total money deposited by him is :

1. ₹ 12,000

2. ₹ 24,000

3. ₹ 2,400

4. ₹ 4,000

₹ 800 per month is deposited in an R.D. account for one and half years. If the depositor gets ₹ 2,280 as interest at the time of maturity, the rate of interest is :

1. 20%

2. 15%

3. 10%

4. 12%