The line graph shows the number of zoo tickets sold from Tuesday to Saturday.
- What is the difference between the highest and the lowest number of zoo tickets sold from Tuesday to Saturday?
- 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 = 4400 (Thursday)
Lowest number of zoo tickets sold = 1400 (Wednesday)
Difference between the highest and the lowest number of zoo tickets sold from from Tuesday to Saturday
= 4400 - 1400
= 3000
(b)
To find the greatest decrease in the number of tickets sold, look for the steepest decreasing slope.
Between Tuesday to Wednesday, the number of tickets sold decreased the greatest.
To show:
Decrease in the number of zoo tickets sold from Tuesday to Wednesday
= 3300 - 1400
= 1900
Increase in the number of zoo tickets sold from Wednesday to Thursday
= 4400 - 1400
= 3000
Decrease in the number of zoo tickets sold from Thursday to Friday
= 4400 - 3200
= 1200
Increase in the number of zoo tickets sold from Friday to Saturday
= 3400 - 3200
= 200
Answer(s): (a) 3000; (b) Tue to Wed