What is the rate of interest at which Rs.150 becomes Rs. 220 in 10 years.

A trader owes a merchant Rs. 10,028 due 1 year hence. The trader wants to settle the account after 3 months. If the rate of interest 12% per annum, how much cash should he pay?

A. Rs. 9025.20

B. Rs. 9200

C. Rs. 9600

D. Rs. 9560

Rs. 800 amounts to Rs. 920 in 3 years at simple interest. If the interest rate is increased by 3%, it would amount to how much ?

A. Rs. 992

B. Rs. 1112

C. Rs. 1056

D. Rs. 1182

A sum was put a simple interest at a certain rate for 2 years. Had it been put at 4% higher rate, it would have fetched Rs. 60 more. The sum is:

A. Rs.750

B. Rs.700

C. Rs.940

D. Rs.820

A man invests a certain sum of money at 6% per annum simple interest and another sum at 7% per annum simple interest. His income from interest after 2 years was Rs. 354. One-forth of the first sum is equal to one-fifth of the second sum. The total sum invested was :

A. Rs.3100

B. Rs.2700

C. Rs.2200

D. Rs.1800

You deposit $600 into a 6 month certificate of deposit. After 6 months the balance is $618. Find the simple annual interest rate

A. 6%

B. 5%

C. 7%

D. 8%