Question

There are 4 unkown numbers.the mean of the first two numbers is 4 and the mean of the first three is 9.the mean of all numbers os 15,if one of the four number is 3 find the other numbers. pls.... fast.....anah1 answer.......plss.....fast....

Answer 1

the numbers are 5 ,19,33

Answer 2

x1+x2=8, x1=2 then x2=8-2=6
x1+x2+x3=27 then x3=27-8=19
x1+x2+x3+x4=60 then x4=60-27=33