Question

out of eight numbers,the sum of first number is 8 times the 8th number. if their averages is 153 ,then the 8 th number is .​

Answer 1

Answer:

34

Explanation:

let the 8th no be x

then then first number be 8X

ATQ

( X + 8X ) /2 = 153

X+ 8X = 153*2

9X = 306

X = 306/9

X = 34