The banker’s gain on a sum due 3 years hence at 12% per annum is Rs. 270. Then banker’s discount is :  Choose the correct choice from the following answers:
A) 500
B) 750
C) 890
D) 1020
E) None
Sol.   T.D. = [B.G. * 100 / R * T] = Rs.[270 * 100 / 12 * 3] = Rs.750.   ∴ B.D. = Rs. (750 + 270) = Rs.102   Answer 1020
<result>D</result>
The banker’s gain on a sum due 3 years hence at 12% per annum is Rs. 270. Then banker’s discount is :