Question

Mean of 5 numbers is 20 , if 1 is added to each, what will be the new mean?​

Answer 1

Answer:

mean = 20

Total = 20×5=100

now 1 is added to each no so total becomes 100 +5 = 105 so new mean = 105 ÷5 = 21

Answer 2

MEAN OF 5 NUMBER IS 20

4*5=20

ONE NUMBER ADDED=5*5=25

25 IS THE NEW MEAN

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