The line graph shows the number of windbreakers sold from July to December.
- Between which 2 months was the increase in sales the greatest? Give your answer in short form. (Eg Jan and Feb)
- How many windbreakers were sold from July to December?
- Each bag was sold at the same price. How much was each bag sold for if a total of $1936 was collected from the sale of all windbreakers?
(a)
To find the greatest increase in sales, look for the steepest increasing slope.
Between Sep and Oct, the increase in the sales of the number of windbreakers is the greatest.
(b)
Total number of windbreakers sold from July to December
= 32 + 28 + 8 + 28 + 32 + 48
= 176
(c)
Amount that each windbreaker was sold for
= 1936 ÷ 176
= $11
Answer(s): (a) Sep and Oct; (b) 176; (c) $11