(a(i))[1]
Find the probability that the bulb he picks is white.
(a(ii))[1]
Find the probability that the bulb he picks is blue.
(a(iii))[1]
Find the probability that the bulb he picks is not pink.
(b(i))[3]
Calculate $BC$.
(b(ii))[1]
Calculate the length of the fence.
(c)[5]
With only a ruler and compasses, construct and shade the region in which he plants the bulbs so that they are less than 30 metres from P and closer to $PQ$ than to $PS$.