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The sum of three odd numbers gives an odd number
So, the sum of 3 given odd numbers doesn’t results 30
So, it is an impossible factor
here we can't use 3! too 
because 3! [3×2×1] results a even number 6
so we can’t use it.
If there will be an allowance of factorials,
then the answers will be
3! + 15 + 9 =30
3! + 11 + 13 = 30
1 5 1
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but stii only one person in india has done it..... his name is ...i dont know exactly....its some agarwal.... ghe has done it.
But see how many comments are deleted!!Here!!
The available options are all odd numbers.
We know that sum of 3 odd numbers can't result in an odd numbers.
If there is an allowance of factorials , we may use
3! (3 x 2 x 1)=6
Then the answers may be