A company purchased two machines, Machine A and Machine B, at the same time. The purchase price, estimated useful life and the estimated salvage value of the two machines are given in the table.
Machine A
Machine B
Purchase price
INR 20,000
INR 15,000
Estimated useful life
10 years
20 years
Estimated salvage value
INR 5,000
INR 5,000
Using the straight-line depreciation method for both the machines, the difference (in INR) between the value of Machine A and the value of Machine B at the end of five years is _____ . (Answer in integer)