The mean of 2, 3, 4, 7, 11, x, 9 is 6 then the value of x = ……?

What is the mean of 2 – a, 2, 2 + a is ……?

What is the Median of 7, 2, 11, 3, 5, 13, 17 is …?

The median of 1, 2, 0, 3, 7, 5, 2.5 is ……?

What is the mode of first 10 natural numbers?

What is the mode of the observations 2, 3, 5, 2, 7, 3, 2, 8, 6 is ……?

What is the mode of ages of 7th, 8th, 9th class students 11, 13, 12, 14, 13, 12, 15, 14, 13.

If a fixed number is add to the given observations then the change of median is …?

Preparation of number of sweets for a function is ……?

From different sizes of chappals opting a suitable size is ……