The line graph shows the number of zoo tickets sold from Wednesday to Sunday.
- What is the difference between the highest and the lowest number of zoo tickets sold from Wednesday to Sunday?
- Between which 2 days did the number of tickets sold decrease the greatest? Give your answer in the following format. (Eg Mon to Tue)
(a)
Highest number of zoo tickets sold = 4000 (Thursday)
Lowest number of zoo tickets sold = 1800 (Sunday)
Difference between the highest and the lowest number of zoo tickets sold from from Wednesday to Sunday
= 4000 - 1800
= 2200
(b)
To find the greatest decrease in the number of tickets sold, look for the steepest decreasing slope.
Between Saturday to Sunday, the number of tickets sold decreased the greatest.
To show:
Increase in the number of zoo tickets sold from Wednesday to Thursday
= 4000 - 3200
= 800
Decrease in the number of zoo tickets sold from Thursday to Friday
= 4000 - 2800
= 1200
Increase in the number of zoo tickets sold from Friday to Saturday
= 3200 - 2800
= 400
Decrease in the number of zoo tickets sold from Saturday to Sunday
= 3200 - 1800
= 1400
Answer(s): (a) 2200; (b) Sat to Sun