Question

$\huge\red{Question}$


The value of a property decrease every year at the rate of 5%. If its present value Rs. 4,11,540, what was its value three years ago .​

Answer 1

Answer:

] present value = Rs 411540

rate of depreciation = 5% p.a

t = 3 years

value 3 yrs ago

=

p(1−

100

R

) n

⇒ 411540= p(1−

100

5

) 3

⇒ 411540=

p(

100

95

) 3

⇒ 411540=

p(

20

19

) 3

⇒ 411540=

p(

8000

6859

) 3

⇒

6859

411540×80000

= Rs480000