Math, asked by raniswaroopa815, 1 day ago

the value of a car depriciates at the rate of 10% per annum. It was purchased 3 years ago. If it's present value is rs 364500, for how much was it purchased​

Answers

Answered by partthbagaria
0

We know that

Final price = initial price(1+

100

rate

)

time

Here the final price = Rs. 8784, time =3 yrs, rate =−10%p.a.

The rate is negative since the price is depriciating.

Let the initial price = Rs. x.

∴x×(1−

100

10

)

3

=8748

⇒x×

10

9

×

10

9

×

10

9

=8748

⇒x=8748×

9

10

×

9

10

×

9

10

= Rs. 12000

So, the price of the machine 3 years back = Rs. 12000.

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