4. If a <b<c<d and a, b, c, d are non-zero integers,
the mean and median of a, b, c, d is 0, then which
of the following is correct?
(a) b=-c
(6) a=-d
(c) Both (a) and (b) (d) None of these
Answers
Answered by
11
Answer:
If median is 0 and as they are arranged in ascending order
then b+c=0
b=-c
if mean is zero
then a+b+c+d/4=0
Since b+c=0
then a+d=0
a=-d
Hope you understand.
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