Answers

2015-06-17T14:52:53+05:30
Using formula a-b/c
we get a=-1 b=-1/2 c=4
(a-b)=-1/2
first number=-1/2d
=-1/8+1=-7/8
2nd no =2(-1/8)
=-1/4+1=-5/4
2nd way is( a+b)/2
=(-1-1/2)/2
=-3/4
4th no =(-1-3/4)/2
=-7/8


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