Brain Teasers & Puzzles
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By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 – 5 – 4 – 3 + 2 – 1 = 100But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 – 8 + 76 + 54 – 32 + 1 = 100Can you tell me any other solution?
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Can you name some countries which do not have the alphabet \’A\’ in them?
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Which threedigit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?
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