Question

18,000 for 2½ years at 10% per annum compounded annually , calculate the amound and compound interest .... ​

Answer 1

a=18000(1+10/100)²×(1+1/2×10/100)

a=18000×11/10×11×10×21/20

a=9×11×11×21

a=99×231

a=22869

ci=a-p

ci=22869-18000

CI=4869

hope it helped