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Anup has a total of 25 rupees 1 and 2 coins. He has eleven more 2 rupees coins than rupees one coins.How many of each coins does he have |
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Answer» let no. of 1 and 2 RUPEE coins be x and y y = x + 11 x - y = -11............(1) and x + 2y = 25.........(2) solving 1 and 2 x + 2y=25 x - y=-11 ----------- 3y = 36 y= 12 from 2 x= 25-24=1 therefore no. of 1 rupee coin = 1 no. of 2 rupees coin = 12 |
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