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 = 4100 (Friday)
Lowest number of zoo tickets sold = 1500 (Thursday)
Difference between the highest and the lowest number of zoo tickets sold from from Wednesday to Sunday
= 4100 - 1500
= 2600
(b)
To find the greatest decrease in the number of tickets sold, look for the steepest decreasing slope.
Between Wednesday to Thursday, the number of tickets sold decreased the greatest.
To show:
Decrease in the number of zoo tickets sold from Wednesday to Thursday
= 3300 - 1500
= 1800
Increase in the number of zoo tickets sold from Thursday to Friday
= 4100 - 1500
= 2600
Decrease in the number of zoo tickets sold from Friday to Saturday
= 4100 - 2400
= 1700
Increase in the number of zoo tickets sold from Saturday to Sunday
= 3700 - 2400
= 1300
Answer(s): (a) 2600; (b) Wed to Thu