The banker's discount on a bill due 4 months hence at 15% is Rs. 420. The true discount is:
Options:
A) 400
B) 277
C) 268
D) 191
E) 123
T.D.   =	B.D. x 100   100 + (R x T)   = Rs. 420 x 100   100 + 15 x	1   3   = Rs. 420 x 100   105   = Rs. 400.   400nswer: 400
<result>A</result>
The banker's discount on a bill due 4 months hence at 15% is Rs. 420. The true discount is: