Question

The following observations have been arranged in acending order : 26, 33, 38, 44, x + 1, x + 3, 53, 57, 62, 67. If the median of the data is 51, find x.

Answer 1

$\frac{x+1+x+3}{2} = 51$
$2x + 4 = 102$
$2x = 98$
$x = 49$