The line graph shows the number of museum tickets sold from Tuesday to Saturday.
- What is the difference between the highest and the lowest number of museum 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 museum tickets sold = 4000 (Wednesday)
Lowest number of museum tickets sold = 1100 (Saturday)
Difference between the highest and the lowest number of museum tickets sold from from Tuesday to Saturday
= 4000 - 1100
= 2900
(b)
To find the greatest decrease in the number of tickets sold, look for the steepest decreasing slope.
Between Friday to Saturday, the number of tickets sold decreased the greatest.
To show:
Increase in the number of museum tickets sold from Tuesday to Wednesday
= 4000 - 2500
= 1500
Decrease in the number of museum tickets sold from Wednesday to Thursday
= 4000 - 2900
= 1100
Increase in the number of museum tickets sold from Thursday to Friday
= 3400 - 2900
= 500
Decrease in the number of museum tickets sold from Friday to Saturday
= 3400 - 1100
= 2300
Answer(s): (a) 2900; (b) Fri to Sat