Sec 3/4 E Math T05-Q03 - Interpreting a distance–time graph

Sec 3/4 E Math T05-Q03 - Interpreting a distance–time graph

Secondary 3
Original parallel to Sec3&4 E Math FA

The distance–time graph shows part of a cyclist’s journey. Time is measured in minutes and distance in kilometres.

  1. State the length of time for which the cyclist was stationary.
  2. Calculate the average speed, in kilometres per hour, during the first part of the journey.
  3. Calculate the average speed for the whole journey.

Solution:

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Answer:(a) \(15\) min; (b) \(67.5\,\text{km/h}\); (c) \(41.05\,\text{km/h}\).

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