Find the median of :

241, 243, 347, 350, 327, 299, 261, 292, 271, 258 and 257

Find the median of :

63, 17, 50, 9, 25, 43, 21, 50, 14 and 34

The following data have been arranged in ascending order. If their median is 63, find the value of x.

34, 37, 53, 55, x, x + 2, 77, 83, 89 and 100.

In 10 numbers, arranged in increasing order, the 7th number is increased by 8, how much will the median be changed ?