A bag has rs 11 in the form of 1-rupee, 50-paise and 10-paise coins in the ratio of 4:2:5. find the number of 50-paise coins
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Total amount=Rs.11
Let 1 rupee coins be 4x
50 paise be 2x
and 10 paise be 5x
As it all coins add to 11
Therefore,
4x+2x+5x=11
11x=11
x=1
Putting x=1 ,
1 rupee coins =4×1 = 4
50 paise coins =2×1=2
10 paise coins =5×1=5
Let 1 rupee coins be 4x
50 paise be 2x
and 10 paise be 5x
As it all coins add to 11
Therefore,
4x+2x+5x=11
11x=11
x=1
Putting x=1 ,
1 rupee coins =4×1 = 4
50 paise coins =2×1=2
10 paise coins =5×1=5
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