Compound Interest Class 8 by Versatile Classes

A sum was put at simple interest at a certain rate for 2 years. Had it been put at 3% higher rate, it would have fetched Rs. 72 more find the sum:

• Rs. 1000

• Rs. 1500

• Rs. 1200

• none of these

A sum of money doubles itself at compound interest in 15 years. It will become 8 times in

• 40 years

• 30 years

• 45 years

• 60 years

In what time will Rs 1000 amount to Rs 1331 at 10% per annum, compounded annually?­

• 2/3 years

• 1 ½ years

• 3 years

• ½ years

A certain sum of money at simple interest amounts to Rs. 1260 in 2 years and to Rs. 1350 in 5 years. The rate percent per annum is ___

• 2.5 years

• 2 years

• 3.5 years

• 3 years

Find the compound interest on Rs 6400 for 2 years, compounded annually at 7.5% per annum.

• Rs 1006

• Rs 996

• Rs 1000

• None of these

Find out the capital required to earn a monthly interest of Rs. 600 at 6% simple interest.

• Rs. 1 lakhs

• Rs. 1.3 lakhs

• Rs. 1.2 lakhs

• Rs. 1.1 lakhs

If the compound interest on a certain sum for 3 years at 20% per annum is Rs. 728, find the simple interest.

• Rs. 620

• Rs. 675

• Rs. 575

• Rs. 600

Calculate the amount on Rs. 4480 at 8% per annum for 3 years.

• 6000

• 5842.90

• 5555.20

• 5600

The simple interest on a certain sum of money for 4 years at 4 percnet per annum exceeds the compound interest on the same sum for 3 years at 5 percent per annum by Rs. 57. Find the sum.

• Rs. 26,700

• Rs. 12,500

• Rs. 23,050

• Rs. 24,000

A sum of Rs. 1600 lent at simple interest at 12.5% per annum will become double in

• 7.5 years

• 8 years

• 6 years

• 9 1/4 years