A sum of 45 rupees from 50 paise and 25 paise total 100 coins how many are 50 paise
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A sum of 45 rupees from 50 paise and 25 paise
total no of coins is 100
no of 50 paise coins be x
no of 25 paise coins be 100-x
so, 100*45 = 50x + 25(100-x)
4500 =50x + 2500 - 25x
50x - 25x = 4500 - 2500
25x = 2000
x = 2000/25
x = 80
no of 50 paise coins is 80
total no of coins is 100
no of 50 paise coins be x
no of 25 paise coins be 100-x
so, 100*45 = 50x + 25(100-x)
4500 =50x + 2500 - 25x
50x - 25x = 4500 - 2500
25x = 2000
x = 2000/25
x = 80
no of 50 paise coins is 80
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