19. If the manufacturer galls 10,the production cost of a washing mach – InterviewSolution

1.	19. If the manufacturer galls 10,the production cost of a washing machine whose retail price is 37950!20000 and a television for 30000. On the video he lost20. Mr Mehta purchased a video for5% and on the television he gained 8%. Find his total gain or loss per cent.
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