The value of the machine depreciates at the rate 10% per annum.if its present value is Rs.162000.What was the value of the machine 2 years ago?

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Rs.100000

Rs.15000

Rs.200000

Rs.250000

answer is C.

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Detailed Solution

Concept- consider the value of the machine 2 years ago as x then find the rate for 2 years and equate it to present value find x.
Let the value of machine 2 years ago is x
x

\times \frac{90}{100} \times \frac{90}{100}

=162000
x=

\frac{162000 \times 100 \times 100}{90 \times 90}

x=2000

\times

100
x=200000
Hence, the correct option is 3

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