A person invested a sum of Rs18 600 at x p a and another sum that is twice the formerat x 2 p a both...........

Quantitative Aptitude (CPO) Compound Interest

A person invested a sum of Rs18,600 at x% p.a. and another sum that is twice the formerat (x + 2) % p.a., both at simple interest. If the

total interest earned on both investments for $3\frac{1}{2}$ years is Rs23,110.50, then the rate of interest p.a. on the second investment is: