Three consecutive whole numbers are multiplied together, resulting in exactly 990. What is the sum of these three numbers?
30
The three consecutive integers are 9, 10, and 11, because 9 × 10 × 11 = 990. Their sum is 9 + 10 + 11 = 30.
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: Easy. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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