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 : The difference in simple interest on a certain sum at 6% per annum for 5 years and 5% per annum for 4 years is Rs. 422. Find the sum

Option 1: Rs. 2570

Option 2: Rs. 4220

Option 3: Rs. 6500

Option 4: Rs. 1990

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 : At what rate of compound interest (compounding annually) per annum will a sum of Rs. 250000 becomes Rs. 275625 in 2 years?

Option 1: 8% per annum

Option 2: 3% per annum

Option 3: 10% per annum

Option 4: 5% per annum

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