2022 AMKSS EOY P1 Q7
2022 AMKSS EOY P1 Q7
5 marks
A triathlete swims \(750\) m at an average speed of \(1.5\) m/s, cycles \(20\) km at an average speed of \(30\) km/h and runs \(5\) km in \(25\) minutes.
Find the time the triathlete takes to swim \(750\) m.
Give your answer in minutes and seconds.
[2]Find the average speed, in km/h, of the triathlete for the total distance of the race.
Give your answer correct to \(1\) decimal place.
[3]
Solution:
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Answer:(a) \(8\text{ min}\hspace{0.5em}20\text{ s}\). (b) \(21.1\text{ km/h}\).
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