The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is?  Choose one:
A) 12%
B) 13%
C) 15%
D) 14%
E) 18%
Explanation:   P.W = 2562 - 122 = Rs.2440   Rate=100×122/2440×13Rate=100×1222440×13   =15%   Answer: 15%
<result>C</result>
The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is?