Question

find 10 different numbers between 10 and 30 whose mean is 20​

Answer 1

Answer:

10 numbers between 10 = 15,16,17,18,19,25,24,23,22,21

steps :

let the numbers be,

(20-5) , (20-4) , (20-3) , (20-2) , (20-1) , (20+5) ,(20+4) , (20+3) , (20+2) , (20+1)

= 15,16,17,18,19,25,24,23,22,21

Mean = 15+16+17+18+19+25+24+23+22+21 / 10

=200/10

=20.