Question

find the compound intrest and the amount on 2500 at 8%for 2 years

Answer 1

compound interest =amount -principal
amount =p(1+r/100)*n
amount =2500(1+8/100)*2

if you further simply you get the amount value..
when you subtract the amount and principal, you get the answer..

hope it helps

Answer 2

C.I.=P(1+r/t)2
2500(1+8/100)2

=2500×108/100 ×108/100
=25×108/100 ×108
=108×108/4
=27×108
=2896