Question

Mean of y–2a, y – a, y , y + a, y + 2a is_______.​

Answer 1

Answer:

y

Step-by-step explanation:

add all and divide by 5 ( as there are 5 digits here)

then you'll get the answer

Answer 2

Answer:

y

Step-by-step explanation:

method 1

mean = sum of all entity / no of entity

= 5y+0/5

= y ans

method 2

here five terms have common difference so the

n+1/2 th term is the mean

i.e

y is the mean