The line graph shows the number of puffs sold in a week.
- How many more puffs were sold on Monday than on Tuesday?
- On which day was the number of puffs sold twice as many as the number of puffs sold on Saturday? Give your answer in this format. (Eg Mon)
(a)
Number of puffs sold on Monday = 200
Number of puffs sold on Tuesday = 90
Number of puffs sold on Wednesday = 120
Number of puffs sold on Thursday = 10
Number of puffs sold on Friday = 150
Number of puffs sold on Saturday = 60
Number of puffs sold on Sunday = 100
Number of more puffs sold on Monday than on Tuesday
= 200 - 90
= 110
(b)
Number of puffs sold on Saturday = 60
Number of puffs sold in a day to be twice as many as the number of puffs sold on Saturday
= 2 x 60
= 120
On Wednesday, the number of puffs sold was twice as many as the number of puffs sold on Saturday.
Answer(s): (a) 110; (b) Wed