if the median of the observations arranged the ascending order as 24,25,26,x+2,x+3,30,31,34 is 285,then x=_

May 2023 1 3 Report

if the median of the observations arranged the ascending order as 24,25,26,x+2,x+3,30,31,34 is 285,then x=__.

Answer:

step 1 -

24+25+26+30+31+34+x+2+x+3 = 285

step 2 - 175 + 2x = 285

step 3 - 2x = 285 - 175

step 4 - 2x = 110

step 5 - x = 110 ÷ 2

step 6 - x = 55