Mathematics Past Questions and Answers

Calculate the gradient (slope) of the joining points (-1, 1) and (2, -2)

If P(2,3) and Q)2, 5) are points on a graph, calculate the length PQ

A bearing of 320\(^o\) expressed as a compass bearing is

Given that cos 30\(^o\) = sin 60\(^o\) = \(\frac{3}{2}\) and sin 30\(^o\) = cos 60\(^o\) = \(\frac{1}{2}\), evaluate \(\frac{tan 60^o - q}{1 - tan 30^o}\)

The average age of a group of 25 girls is 10year. If one girl, aged 12 years and 4 months joins the group, find the new average age of the group