Question

A factory owner wants to replace his old machine by another machine
with new technology which will cost him 75000. So he decides to
sell his old machine which he purchased 10 years back for 60,000. If
the rate of depreciation is 10% find how much more money he needs
to buy the new machine?

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Answer 1

Step-by-step explanation:

find the present worth of his old machine using compound interest formula.

substraction of new technology and old machine gives the required amount