Question
The line graph shows the number of vests sold by a shop from January to June in 2011.


  1. What was the average number of vests sold per month from January to June in 2011?
  2. The total number of vests sold for the same period from January to June in 2010 was 1000. Find the percentage decrease in the total number of vests sold for the same period from 2010 to 2011
3 m
(a)

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(b)

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The line graph shows the number of vests sold by a shop from January to June in 2011.


  1. What was the average number of vests sold per month from January to June in 2011?
  2. The total number of vests sold for the same period from January to June in 2010 was 1000. Find the percentage decrease in the total number of vests sold for the same period from 2010 to 2011