Answers

2016-03-03T23:53:40+05:30
15+13+11-9-7+5+3-1=30
15+13+11=39
39-9-7=23
23+5+3=31
31-1=30
0
2016-03-04T17:35:11+05:30
Actually this question is something really complicated.In this question we will use all the numbers provided
so,
15+13+11-9-7+5+3-1
39-9-7+5+3-1
30-7+5+3-1
23+5+3-1
28+3-1
31-1
=30
Therefore got the answer!!
Please mark it as the brainliest!
0