2016
Mathematics
67ca00ce0c643c71d77dee1f
The mean of 2-t, 4+t, 3-2t, 2+t and t-1 is
A.
2
B.
t
C.
-t
D.
-2
Correct Answer: 2
Explanation
Mean = (2−t+4+t+3−2t+2+t+t−1)/5 = 10/5 = 2
Mean = (2−t+4+t+3−2t+2+t+t−1)/5 = 10/5 = 2THIS WEEK's
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