For each question, show all your working in full, as this will be marked, and then write your answer clearly in the space provided.
You have 1 hour for this paper which is worth 80 marks.
5. In the MGS running competition, runners are placed in five heats and their time and position in their heat is used to work out when they can start in the final 'Rusholme Rally' race.
The results in the heats were as follows, the times are all in minutes and seconds
In the final 'Rusholme Rally' race, the winner of each heat is given a 20 second handicap, the second place runner is given a 10 second handicap and any runner with a time faster than two minutes is given an extra 5 second handicap. This means that in the final 'Rusholme
Rally' race, runners with no handicap set off when the start is signalled. Any runner with a 5 second handicap sets off 5 seconds after the start and similarly for the other time handicaps.
(a) List all the runners who set off when the start of the
'Rusholme Rally' is signalled because they have
5.(c) Which runners have a handicap of 15 seconds?