On an amount simple interest of 1.5 years at 8% per annum is Rs. 420 . find the principle.

The simple interest on Rs 100 for 4 years at 5 % per annum is

The difference between the compound interest and simple interest on a certain sum for 2 years at 7.5% per annum is Rs 360. Find the sum.

The simple interest on a certain sum for 3 years at 10% per annum is Rs. 829.50. Find the sum.

Find the simple interest on : Rs 350 for 2 years at 11 % per annum

The simple interest on a sum of money for 2 years at 4% per annum is Rs 340. Find : the sum of money and

Find the simple interest on Rs. 8250 at 8% per annum for 3 years. Also, find the amount.

The difference between the compound interest and simple interest on a certain sum at 15% per annum for 3 years is Rs 283.50. Find the sum.

Find the interest on ₹12,000 at 8% per annum for 4 years.

Find the simple interest on : Rs 20000 for 4 1/2 years at 8 1/2 % per annum

Simple interest on a certain sum of money for 3 years at 5% per annum is rupes 600. find the amount due and compound interest on this sum at the same rate after 3 years. The interest being reckoned annually.