Question

Certain sum of money amounts to rs.2,500 in a span of 5 years and further to rs.3000 in a span of 7 years at simple interest. The sum is

Answer 1

interest earned in 2 years = 500 (3000-2500)

interest earned in 5 years = 1250

{(500/2)x5}

sum of actual amount =1250 (2500-1250)