Question

if the data 8,12,15,x+2,x+4, 19,21 ,25 is written in ascending order of magnitude and its median is 17, then find the value of x

Answer 1

median=(n/2 th term+ n/2 +1 th term)/2
4th term +5th term/2

4th term=x+2,5th term=x+4
17=x+2+x+4/2
34=2x+6
2x=34-6
2x=28
x=14...