Question

find the amount and compouned interest when the interest is compounded annually
1)principal =rs =6400
time = 2 years
rate = 7 1/2 % per annum

answer is
amount = 7396.00
c.i = rs 996.00

Answer 1

Please refer the above photograph for the used process.
Hope this will be helping you.

Also, we need understand the concept
Now, the formula of amount of compound interest.
Also, compound interest = amount - principle

WARM REGARDS
Sahil khirwal.