Question
The line graph shows the number of sweaters sold by a shop from March to August in 2011.


  1. What was the average number of sweaters sold per month from March to August in 2011?
  2. The total number of sweaters sold for the same period from March to August in 2010 was 840. Find the percentage decrease in the total number of sweaters sold for the same period from 2010 to 2011
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(b)

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The line graph shows the number of sweaters sold by a shop from March to August in 2011.


  1. What was the average number of sweaters sold per month from March to August in 2011?
  2. The total number of sweaters sold for the same period from March to August in 2010 was 840. Find the percentage decrease in the total number of sweaters sold for the same period from 2010 to 2011