Question

find the arithmetic mean
of all even number starting
from 20 to 40
​

Answer 1

15......................

Answer 2

Answer:

31

Step-by-step explanation:

Even numbers from 20 t0 40 are 22 , 24 , 26 , 28 , 30 , 32 , 34 , 36 , 38 , 40.

22 + 24 + 26 + 28 + 30 + 32 + 34 + 36 + 38 + 40 = 310  = 31

                               10                                                   10

Answwer = 31.

Hope this will help you mate

Please do mark my answer as the brainliest