This table below gives the scores of a group of students in a Further Mathematics Test.

Find the mode of the distribution.

This table below gives the scores of a group of students in a Further Mathematics Test.

Calculate the mean deviation for the distribution

Integrate \(\int (4x^{-3} - 7x^2 + 5x - 6) \mathrm d x\).

Find the probability that a number selected at random from 21 to 34 is a multiple of 3

If the 3rd and 7th terms of a G.P are 9 and 1/9 respectively. Find the common ratio.