Kai makes 4 rows of 3 rulers and adds 3 more at the end. How many rulers are there in all?
15 rulers.
4 x 3 = 12, and 12 + 3 = 15.
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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