A bags contains 94 coins of 50 paise and 25 paise
denominations. If the total worth these coins be Rs.29.75, find the number of coins of each kind.
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total number of coins = 94
no of 50 paise coins = x
no of 25 paise coins = 90-x
x * 1/2 + (90-x) * 1/4 = 29.75
0.50x + 90*0.25 - 0.25x = 29.75
0.25x = 29.75 - 22.5
0.25x = 7.25
x = 7.25/0.25 = 29
No of 50 paise coin = 29
no of 25 paise coin = 21
Hope this helps
no of 50 paise coins = x
no of 25 paise coins = 90-x
x * 1/2 + (90-x) * 1/4 = 29.75
0.50x + 90*0.25 - 0.25x = 29.75
0.25x = 29.75 - 22.5
0.25x = 7.25
x = 7.25/0.25 = 29
No of 50 paise coin = 29
no of 25 paise coin = 21
Hope this helps
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