Bankers Discount - General Aptitude

Q1:

The banker's discount on a certain sum due 2 years hence is 11 of the true discount.
10
The rate percent is:

A 11%

B 10%

C 5%

D 5.5%

ANS:C - 5%

Let T.D. be Re. 1.

Then, B.D. = Rs. 11 = Rs. 1.10.
10
Sum = Rs. 1.10 x 1 = Rs. 110 = Rs. 11.
1.10 - 1 10
S.I. on Rs. 11 for 2 years is Rs. 1.10
Rate = 100 x 1.10 % = 5%.
11 x 2