Question

Find the interest and amount on Rs. 2600 in 2 years 3 months at 1% per month

Answer 1

si=prt/100
=2600×(1/12)×(9/4)
_________________
100
=(325×3)/2
=487.5₹

Answer 2

Principle=Rs.2600.
Rate=1%
Time=2 years 3months=3/2
 Simple interest(S.I)=P*R*T/100
                               =2600*1*3/2/100
                               =26*1*3/2
                               =13*1*3
                          S.I =Rs.39.
  Amount=Princple+S.I
              =Rs.2600+Rs.39
  Amount=Rs.2639.Ans.
  I hope it may help u.