Question

average of any 2 nos. is 3
If 2is added to each
term, the new average of
that 2 numbers will be
​

Answer 1

let two no. s be 2,4

2+4/2 = 6/2 = 3

if 2 is added to each term,

(2+2)+(4+2)/2 = 4+6/2 = 10/2 = 5

hope it help you

Answer 2

let be the no is x and y

x+y / 2 = 3

x+y = 6

(x + 2 + y +2) / 2

(x + y + 4 ) 2

here x + y is equal to 6 than

(6 + 4 ) / 2

= 5

so new a/v become 5