(a) 2, 3, 6, 11, 18, . . . (i) Write down the next two terms inthis sequence. Answer(a)(i) ....................... ,....................... [2] (ii) Describe, in words, the rule forcontinuing this sequence. Answer(a)(ii) ..........
A tram leaves a station and accelerates for 2 minutes until itreaches a speed of 12 metres per second.
It continues at this speed for 1 minute.
It then decelerates for 3 minutes until it stops at the nextstation.
The diagram shows the speed-time graph for this journey.
Calculate the distance, in metres, between the two stations.
11 Find the nth term of each sequence.
(b) 11, 20, 35, 56, 83, .......
A car travels a distance of 1280 metres at an average speed of64 kilometres per hour.
Calculate the time it takes for the car to travel thisdistance.
Give your answer in seconds.
Answer
