The bankerâ€™s gain on a sum due 3 years hence at 10% per annum is Rs. 60. The bankerâ€™s discount is  Pick:
A) rs . 960
B) rs . 840
C) rs . 1020
D) rs . 760
E) rs . 260

Rationale: "solution t . d = ( b . g x 100 / r x t ) = rs . ( 60 x 100 / 10 x 3 ) = rs . 200 . b . d = rs ( 200 + 60 ) = rs . 260 . answer e"
Answer: E