Question : The simple interest on a certain sum of money for 2 years at 7% per annum is double the compound interest on INR 1,000 for 2 years at 10% per annum, compounded annually. What is the sum placed on simple interest?

Option 1: INR 1,000

Option 2: INR 2,000

Option 3: INR 3,000

Option 4: INR 4,000

Question : On a certain sum, the simple interest for 2 years is INR 12000. If the sum is INR 12000, then what will be the compound interest (compounding annually) on the same sum at the same rate of interest for the first 3 years?

Option 1: INR 29250

Option 2: INR 29300

Option 3: INR 28500

Option 4: INR 22750

Question : The compound interest (compounding annually) on a certain sum for 2 years at the rate of 60% per annum is INR 6240. What will be the simple interest on the same sum for 3 years at the same rate of interest?

Option 1: INR 6800

Option 2: INR 7200

Option 3: INR 7100

Option 4: INR 6500

Question : A sum, when invested for 2 years at the rate of 10% per annum at simple interest, amounts to INR 4,800 on maturity. What is the sum invested?

Option 1: INR 3,600

Option 2: INR 4,000

Option 3: INR 3,500

Option 4: INR 4,200

Question : The difference between the compound interest, when compounded annually, and the simple interest on a certain sum of money for 2 years at 4.2% is INR 8.82. What is the sum?

Option 1: INR 4,500

Option 2: INR 2,100

Option 3: INR 5,000

Option 4: INR 3,000