Question

Simple interest on rs 3500 at 10 % per annum for a certain period is rs 400 more than the interest on rs 2500 at 10 % per annum for the same period . find the time

Answer 1

Answer:

after 4 year's

at 10 % of 3500=350

350N. (N -- no.of years

at 10% of 2500=250

250N

350N-250N=400

100N=400

N=4