Question
PSLE
Riordan cycles at a constant speed from home to work. The graph shows the distance Riordan cycles for the first 15 minutes.
The distance between Riordan's home and work is 8.5 km.
  1. How many minutes does Riordan take to cycle from home to work?
  2. What is Riordan's cycling speed in km/h?
2 m
(a)

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(b)

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PSLE
Riordan cycles at a constant speed from home to work. The graph shows the distance Riordan cycles for the first 15 minutes.
The distance between Riordan's home and work is 8.5 km.
  1. How many minutes does Riordan take to cycle from home to work?
  2. What is Riordan's cycling speed in km/h?