The median of observation 11, 12, 14, 18, x + 2, x + 4, 30, 32, 35, 41 arranged in ascending order is 24. Find the values of x.

The median of the following numbers arranged in descending order is 25. Find the value of x. 40, 38 , 35 , 2x+ 10, 2x+1 , 15 ,11,8,5.

If the mean of 6,x, 4 and 12 is 8 then find the value of x.

If the means of five observation x, x + 2, x + 4, x + 6, x + 8, is 11 then the mean of first three observation is

If x ^(2) -x-6 and x ^(2) + 3x -18 have a common factor (x -a) then find the value of a.

A bag contains 50 tickets numbered 1, 2, 3, .., 50 of which five are drawn at random and arranged in ascending order of magnitude (x_1

For the data 11, 15, 17, x + 1, 19, x-2, 3 if the mean is 14, find the value of x, Also find the mode of the data.