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Monday, December 7, 2015

Brain Teaser for 12/8/2015

Is Math Fun?

1. When can you add 2 to 11 and get 1 as the correct answer?

2. If 7/28 of 64 is 16 and 9/12 of 100 is 75 and 3/9 of 33 is 11, what is 5/15 of 45?

3. Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?
Solution
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