Q11. Rs. 20 is the true discount on Rs. 260 due after a certain time. What will be the true discount on the same sum due after half of the former time, the rate of interest being the same ?
Question 12
Q12. The interest on Rs. 750 for 2 years is the same as the true discount on Rs. 960 due 2 years hence. If the rate of interest is the same in both cases, it is:
Question 13
Q13. The simple interest and the true discount on a certain sum for a given time and at a given rate are Rs. 85 and Rs. 80 respectively. The sum is:
Question 14
Q14. The present worth of Rs. 1404 due in two equal half-yearly installments at 8 % per annum simple interest is:
Question 15
Q15. If the true discount on s sum due 2 years hence at 14 % per annum be Rs. 168, the sum due is:
