Who Can Solve This.... - Education - Nairaland
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| Who Can Solve This.... by Malleek(op): 1:05am On Jan 29, 2016 |
where are the Nairaland Mathematic gurus....
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| Re: Who Can Solve This.... by franktolk(m): 3:00am On Jan 29, 2016 |
11 + 3! + 13 =30 9 + 3! + 15 =30 The use of factorial (!) is the trick. Otherwise, there's no other way to add three odd numbers and get an even number. Note that 3! = 3X2X1 = 6 1 Like |
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