Question
A bag contains 400 coins of 25p denomination and 800
coins of 50p denominations. If 14% of 25p coins and 28% of 50p coins are removed, the percentage of money removed from the bag is nearly? Â ÂSolution
Total money = Rs.[400 x (25/100) + 800 x (50/100)] = Rs. 500 25 paise coins removed = Rs. (400 x 14%) = 56 50 paise coins removed = Rs. (800 x 28%) = 224 Money removed =Rs. {56 x (25/100) + 224 x (50/100)} = Rs. 126 Required percentage = (126/500) x 100 = 25.2%
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