Question

If the rate on certain sum of money increases by 6% the simple interest increases by Rs. 200. If the time period is increased by 4 years, the rate of interest increases by Rs. 160 on the same amount. The sum is

• A. Rs.3600
• B. Rs.2400
• C. Rs.1400
• D. data inadequate
• E. Rs.2900

Answer 1

The correct option is D

data inadequate

$\frac{P\times (R+6)-T}{100}=S+200$

$\frac{P\times R\times (T+4)}{100}=S+160$

Two equations and four variables

Data inadequate