Question : In how many years will the simple interest on a sum of Rs. 6000 lent at 5% per annum be equal to the simple interest on a sum of Rs. 2000 lent for 30 years at 4% per annum?

Option 1: 6 years

Option 2: 12 years

Option 3: 20 years

Option 4: 8 years

Question : Rohan borrows a certain sum at simple interest. The rate of interest is 3 percent per annum for the first 3 years, 4 percent per annum for the next 5 years, and 6 percent per annum for the next 7 years. If he paid Rs. 2485 as interest, then what is the sum borrowed?

Option 1: Rs. 2500

Option 2: Rs. 3500

Option 3: Rs. 4000

Option 4: Rs. 3600

Question : The difference between compound interest and simple interest on a sum at 20% per annum for two years is Rs. 420. Find the sum (in Rs.).

Option 1: Rs. 8,000

Option 2: Rs. 10,500

Option 3: Rs. 9,000

Option 4: Rs. 11,000

Question : The simple interest on a sum for 5 years is Rs. 7,590. The rate of interest for the first 3 years is 6 percent per annum and for the next 2 years is 14 percent per annum. What is the sum?

Option 1: Rs. 17,000

Option 2: Rs. 15,000

Option 3: Rs. 14,000

Option 4: Rs. 16,500

Question : The difference between simple interest and compound interest on a certain sum of money in 2 years at 3% per annum is 90 paise. What is the sum?

Option 1: Rs. 9000

Option 2: Rs. 5000

Option 3: Rs. 3000

Option 4: Rs. 1000