Answers

2015-04-11T09:07:42+05:30
When adding odd numbers we do not get a result of even number. - so this is possible with only Factorial method. So the ans :- 3 !+15+9=30....!
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2015-04-11T10:41:19+05:30

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i)   3!+1+3+13+7=30              [ If we solve by factorial method]ii)   3!+3!+3!+3!+3!=30     [3!=3×2×1=6]
[without factorial method]
Odd nos added for odd nos. of time will always give an ODD NUMBER.
Odd nos added for even no of time will give an EVEN NUMBER.
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