Question

the mean of 15 number is 5 if 2 is added to each number then what will be new mean​

Answer 1

Answer:

7

Step-by-step explanation:

take the mean of extra added number seperately

ie, 2*15/15= 2

so the mean becomes 5+2=7

i m not sure though

its just logical answering

i am not sure on the step by step explanation

: )