In a bag of red and blue marbles, 3/5 of the total are red. If there are 12 more red marbles than blue marbles, how many total marbles are in the bag?
60
If 3/5 are red, then 2/5 are blue. The difference is 3/5 - 2/5 = 1/5 of the total. If 1/5 is 12, then the total is 12 * 5 = 60.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Medium. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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