Question

A bag contains 650 coins of 25p denomination and 1300 coins of 50p denominations. If 19% of 25p coins and 38% of 50p coins are removed, the percentage of money removed from the bag is nearly?

A 34.2% Correct Answer Incorrect Answer
B 32.4% Correct Answer Incorrect Answer
C 28.8% Correct Answer Incorrect Answer
D 19.8% Correct Answer Incorrect Answer

Solution

Total money = Rs.[650 x (25/100) + 1300 x (50/100)] = Rs. 812.5 25 paise coins removed = Rs. (650 x 19%) = 123.5 50 paise coins removed = Rs. (1300 x 38%) = 494 Money removed =Rs. {123.5 x (25/100) + 494 x (50/100)} = Rs. 277.875 Required percentage = (277.875/812.5) x 100 = 34.2%

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