Brain Teasers
Operators and Symbols
Add the appropriate mathematical operators or symbols to make the following correct:
3 4 5 = 90
Parentheses may be used freely.
3 4 5 = 90
Parentheses may be used freely.
Hint
The answer is not 3^4 + 4 + 5, as this introduces an extra 4.Answer
(3/4)x5! = 905! is 1x2x3x4x5 = 120
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