Correct Answer - c
(a) Principle = Rs. 32000
CI = Rs. 5044
Amount = (32000+5044)
= Rs. 37044
Time = 9 month, Let Rate = R%
Interest is being compunded quarterly (ब्याज तिमाही सयोजित होता है ,)
Time = `(9xx4)/(12)` = 3
Rate% = 4 R%
According to the question,
Required Rate % = `(1)/(20)xx100` = 5%
New Rate% = 4R%= 4`xx`5 = 20%