Colour a spinner

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a) Colour the spinner so it would be:

  • most likely to stop on blue;
  • least likely to stop on yellow; and
  • have the same chance of stopping on red or green.
 
b) 
What is the chance of the spinner stopping on blue? __________
 
c)
What is the chance of the spinner stopping on red? __________
 
d) If the spinner is spun 1000 times, how many times is it likely to land on yellow? __________