Question : The rate of Simple interest per annum of the bank decreased from 5% to $3\frac{1}{2}$% and the annual income of a person from interest was less by Rs. 105. The sum deposited at the bank was:

Option 1: Rs. 6,000

Option 2: Rs. 7,200

Option 3: Rs. 6,800

Option 4: Rs. 7,000

Question : A certain sum was invested at the rate of 10% for 2 years at Compound interest and compounded annually. The same sum was invested for the same period and the same rate of interest at Simple interest. If the difference between Compound interest and Simple interest was Rs. 200 find the sum.

Option 1: Rs. 30,000

Option 2: Rs. 25,000

Option 3: Rs. 22,000

Option 4: Rs. 20,000

Question : At a certain sum of money with the interest rate of 6% per annum for 4 years, the simple interest is Rs. 4500. Find the compound interest (compounding annually) of 2 years at the same sum when the rate of interest is 4% per annum.

Option 1: Rs. 1,530

Option 2: Rs. 1,430

Option 3: Rs. 1,830

Option 4: Rs. 1,560

Question : A sum of Rs. 2,000 becomes Rs. 3,120 in two years at a certain rate of simple interest. What is the rate of interest per annum?

Option 1: 34% per annum

Option 2: 33% per annum

Option 3: 30% per annum

Option 4: 28% per annum

Question : A sum of Rs. 3000 becomes Rs. 6000 when invested in a scheme of simple interest. If the annual rate of interest and the number of years for which the sum was invested are the same, then what is the annual rate of interest?

Option 1: 5%

Option 2: 20%

Option 3: 10%

Option 4: 15%

Question : A sum fetched a total simple interest of Rs. 7728, at the rate of 7% per annum, in 8 years. What is the sum?

Option 1: Rs. 13800

Option 2: Rs. 16560

Option 3: Rs. 11040

Option 4: Rs. 8280