Question

The average of 6 number is 16 if each number is increased by 2 the new average is

Answer 1

Answer:

Step-by-step explanation:

let the numbers be x1 , x2......

therfore x1 + x2...../6 = 16

let each term is increased by 2

=> new mean = x1 + 2 + x2 + 2 ....../6

=(x1 + x2 ..... + 6*2)/6=old mean + 2 = 16 +2=18