Question

If the mean of 2, 9, x+6, 2x+3, 5, 10, 5 is 7, then the value of x is :

The following distribution shows the number of runs scored by some batsmen in test matches :

For a distribution, if mean = median = a, then its mode is :

The lengths of 40 leaves of a plant are measured, correct to the nearest millimetre and data obtained is represented in the following table : Length in (mm) | Number of leaves 100 – 120 | 8 120 – 140 | 9 140 – 160 | 12 160 – 180 | 5 180 – 200 | 6 Find the median length (in mm) of the leaves.