A man bought 20 shares of Rs. 50 at 5 discounts, the rate of dividend being 1312 The rate of interest obtained is:
15%
Investment = Rs. [20 × (50 - 5)] = Rs. 900.
Face value = Rs. (50 × 20) = Rs. 1000.
Dividend = Rs. (272×1000100)=Rs.135.
Interest obtained = (135900×100)%=15%.