1.

A sum of 45 rupees from 50 paise and 25 paise total 100 coins how many are 50 paise

Answer»

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



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