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.

  1. Find the time the triathlete takes to swim \(750\) m.

    Give your answer in minutes and seconds.

    [2]
  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:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.

Create a free account to practise similar questions.

Answer:(a) \(8\text{ min}\hspace{0.5em}20\text{ s}\). (b) \(21.1\text{ km/h}\).

Need help? Join our IP Math tuition programme.

Learn more