The line graph shows the number of puffs sold in a week.
- How many more puffs were sold on Sunday than on Tuesday?
- On which day was the number of puffs sold twice as many as the number of puffs sold on Wednesday? Give your answer in this format. (Eg Mon)
(a)
Number of puffs sold on Monday = 160
Number of puffs sold on Tuesday = 40
Number of puffs sold on Wednesday = 80
Number of puffs sold on Thursday = 60
Number of puffs sold on Friday = 130
Number of puffs sold on Saturday = 190
Number of puffs sold on Sunday = 140
Number of more puffs sold on Sunday than on Tuesday
= 140 - 40
= 100
(b)
Number of puffs sold on Wednesday = 80
Number of puffs sold in a day to be twice as many as the number of puffs sold on Wednesday
= 2 x 80
= 160
On Monday, the number of puffs sold was twice as many as the number of puffs sold on Wednesday.
Answer(s): (a) 100; (b) Mon