Question

The mean of 5 numbers is 4.if 1 is added to each number,find the new mean.​

Answer 1

If the mean

is 4 and there Are 5 numbers then the sum of 4 numbers will be 20 if 1 is added to each number so the total sum will be 25

So the new mean will be 25/5=5

Answer 2

Answer:

5

Step-by-step explanation:

Let the numbers be a, b, c, d and e

a+b+c+d+e=4x5=20

ATQ

New numbers are a+1, b+1,c+1,d+1,e+1

(a+b+c+d+e+5)/5 =new mean

(20+5)/5=new mean

5=new mean

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