the mean of 15 numbers is 5 if 2 is added to each number then what will be the new mean plzz solve
Answers
Answered by
4
the new mean will be multiplied by the original mean
15x2=30
hence, 30 is the new mean
15x2=30
hence, 30 is the new mean
56saini36:
but the answer is 39
Answered by
8
LET THE SUM OF NUMBERS BE x,
x /15 =5
x= 75
A.T.Q
75 + 2 ×15 /15 = 7
THE NEW MEAN WILL BE 7
HOPE IT HELPS YOU
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