This question is about SPEED and ACCELERATION. A cycle (nick is 500 metres lung. A cyclist completes

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This question is about SPEED and ACCELERATION. A cycle (nick is 500 metres lung. A cyclist completes 10 laps (that is, he rides completely round the track 10 times). 

a. How many kilometres has the cyclist travelled?

b. On average it took the cyclist 50 seconds to complete one lap (that is, to ride round just once). 

i. What was the average speed of the cyclist?

ii. How long in minutes and seconds did it take the cyclist to complete the 10 laps?

c. Near the end of the run the cyclist put on a spurt. During this spurt it took the cyclist 2 seconds to increase speed from 8 m/s to 12 m/s. What was the cyclist's acceleration during this spurt?

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