Question : Find the sum of money invested by a man in a scheme that offers compound interest(compounding annually) at a 6% rate of interest per annum if compound interest for 2 years is Rs. 618.

Option 1: Rs. 7000

Option 2: Rs. 9000

Option 3: Rs. 5000

Option 4: Rs. 4000

Question : The difference between compound interest and simple interest on Rs. X at 7.5% per annum for 2 years is Rs. 22.50. Find the value of X.

Option 1: Rs. 4000

Option 2: Rs. 5000

Option 3: Rs. 2000

Option 4: Rs. 1900

Question : Rachit invests Rs. 12,000 for a 2-year period at a certain rate of simple interest per annum. Prasad invests Rs. 12,000 for a 2-year period at the same rate of interest per annum as Rachit, but in Prasad's case, the interest is compounded annually. Find the rate of interest per annum if Prasad receives Rs. 172.80 more as interest than Rachit at the end of the 2-year period.

Option 1: 10%

Option 2: 8%

Option 3: 12%

Option 4: 5%

Question : An amount of money appreciates to Rs. 7,000 after 4 years and to Rs. 10,000 after 8 years at a certain compound interest annually. The initial amount of money was:

Option 1: Rs. 4,700

Option 2: Rs. 4,900

Option 3: Rs. 4,100

Option 4: Rs. 4,300

Question : Rs. 30,000 is lent at compound interest (compounded annually) for 3 years. If the rate of interest is 10% for the first year, 20% for the second year, and 30% for the third year, then what will be the total compound interest?

Option 1: Rs. 21,480

Option 2: Rs. 19,270

Option 3: Rs. 20,560

Option 4: Rs. 22,580