True Discount and Bankers’s Discount

True Discount and Bankers’s Discount:

11) The banker’s discount on Rs. 1500 at 15% per annum is the same as the true discount on Rs. 1550 for the same time and the same rate. What is the time?

  1. 0.2 months
  2. 0.3 months
  3. 0.4 months
  4. 0.5 months

12) The bankers gain on a sum due 5 years hence at 14% per annum is Rs. 280. What is the banker’s discount?

  1. Rs. 780
  2. Rs. 680
  3. Rs. 580
  4. Rs. 480

13) The B.G. on a certain sum 4 years hence at 5% is Rs. 400. Find the present worth.

  1. Rs.10000
  2. Rs.10500
  3. Rs.11000
  4. Rs.11500

14) The present worth of a certain bill due sometime hence is Rs. 450. If the true discount is Rs. 15, what is the banker’s discount?

  1. Rs. 12.5
  2. Rs. 13.5
  3. Rs. 14.5
  4. Rs. 15.5

15) A bill is discounted at 20% per annum. If the banker’s discount is allowed, at what rate percent should be proceeds be invested so that nothing will be lost?

  1. 25%
  2. 35%
  3. 45%
  4. 55%

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