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
from A Daily Brain Teaser http://ift.tt/1IrNaRg
3d wooden brain teasers from craftypuzzles.com
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
from A Daily Brain Teaser http://ift.tt/1IrNaRg
3d wooden brain teasers from craftypuzzles.com
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