Question
The line graph shows the number of windbreakers sold by a shop from August to January in 2013.


  1. What was the average number of windbreakers sold per month from August to January in 2013?
  2. The total number of windbreakers sold for the same period from August to January in 2012 was 840. Find the percentage decrease in the total number of windbreakers sold for the same period from 2012 to 2013
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(a)

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(b)

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The line graph shows the number of windbreakers sold by a shop from August to January in 2013.


  1. What was the average number of windbreakers sold per month from August to January in 2013?
  2. The total number of windbreakers sold for the same period from August to January in 2012 was 840. Find the percentage decrease in the total number of windbreakers sold for the same period from 2012 to 2013