The line graph shows the number of zoo tickets sold from Monday to Friday.
- What is the difference between the highest and the lowest number of zoo tickets sold from Monday to Friday?
- 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 = 4700 (Tuesday)
Lowest number of zoo tickets sold = 1900 (Friday)
Difference between the highest and the lowest number of zoo tickets sold from from Monday to Friday
= 4700 - 1900
= 2800
(b)
To find the greatest decrease in the number of tickets sold, look for the steepest decreasing slope.
Between Thursday to Friday, the number of tickets sold decreased the greatest.
To show:
Increase in the number of zoo tickets sold from Monday to Tuesday
= 4700 - 3500
= 1200
Decrease in the number of zoo tickets sold from Tuesday to Wednesday
= 4700 - 2900
= 1800
Increase in the number of zoo tickets sold from Wednesday to Thursday
= 3800 - 2900
= 900
Decrease in the number of zoo tickets sold from Thursday to Friday
= 3800 - 1900
= 1900
Answer(s): (a) 2800; (b) Thu to Fri