Question

Hanna borrowed Rs 7000 from Mary at 18% per annum. After 5 years she cleared her account by giving Rs 12,000 and a wrist watch. Find out the cost of the wrist watch​

Answer 1

Answer:

4014.30

Step-by-step explanation:

A=7000(1+18/100)^5

=7000(50+9/50)^5

=7000(59/50)^5

=7000*59/50*59/50*59/50*59/50*59/50

=16014.30

=16014.30-12000=4014.30