The graph shows the speed of a minibus, in metres per second, during the first 40 seconds of a journey.

Work out an estimate for the distance
travelled by the minibus in the first
40 seconds.
Use 4 strips of equal width.

3. find the radius of circle p.4. find y.

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?