Question

A tv was bought at the price of RS.21000.After one year the value of the tv was depreciated by 5%.Find the value of the tv after one year.

Answer 1

21000-21000*5/100

21000-1050

19950

Answer 2

this can be solved by p(1-r/100)∧n

just put the value and solve

p=2100

r=5

n=1

and then subtract the answer from principle