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A man got 20 rupees in 1st day. Next day spent 15
A man got 20 rupees in 1st day. Next day spent 15 rupees. 3rd day got rupees 20. 4th day spent 15. How many days are required to save 60 rupees?
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#2 (permalink) |
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Re: A man got 20 rupees in 1st day. Next day spent 15
Since he earns 20 on the first day and spends 15 on the immediate next day,the net saving for two consecutive days is : ( 20 - 15 ) = 5.
Hence, to save Rs.60, he need 12 such consecutive days or ( 12 * 2 ) = 24 days
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