If the true discount on a certain sum due 6 months hence at 15% is Rs 120: what is the bankers discount on the same sum for the same time and at the same rate.

The true discount on a certain sum due 1 yr hence at 30% per annum, is X 240. What is the banker' discount on the same sum for the same time and at the same rate?

The true discount on a certain sum of money due 3 yrs hence is Rs 250 and the simple interest on the same sum for the same time and at the same rate is Rs 375. Find the sum and the rate percent.

The true discount on a certain sum of money due 2 2/3 years hence, is Rs 150 and the simple interest on the same sum for the same time and at the same rate is Rs 200. Interest rate per annum is (a) 10% (b) 12% (c) 12 1/2% (d) 8 1/2%

The true discount on a certain sum of money due 16 yr hence is 300 and the simple interest on the same sum for the same time and at the same rate of interest is 900, find the rate per cent.

The true discount on a certain sum of money due 4 yr hence is X 75 and the simple interest on the same sum for the same time and at the same rate of interest is X 225. Find the rate per cent.

The interest on a certain sum of money is Rs 22 and the true discount on the same sum for the same time and at the same rate is Rs 20. Find the sum.

The true discount on a certain sum of money due 10 yr hence is 68 and the simple interest on the same sum for the same time and at the same rate of interest is 102. Find the sum due.