The line graph shows the number of sandwiches sold in a week.
- How many more sandwiches were sold on Monday than on Tuesday?
- On which day was the number of sandwiches sold four times as many as the number of sandwiches sold on Saturday? Give your answer in this format. (Eg Mon)
(a)
Number of sandwiches sold on Monday = 80
Number of sandwiches sold on Tuesday = 70
Number of sandwiches sold on Wednesday = 120
Number of sandwiches sold on Thursday = 170
Number of sandwiches sold on Friday = 90
Number of sandwiches sold on Saturday = 30
Number of sandwiches sold on Sunday = 100
Number of more sandwiches sold on Monday than on Tuesday
= 80 - 70
= 10
(b)
Number of sandwiches sold on Saturday = 30
Number of sandwiches sold in a day to be four times as many as the number of sandwiches sold on Saturday
= 4 x 30
= 120
On Wednesday, the number of sandwiches sold was four times as many as the number of sandwiches sold on Saturday.
Answer(s): (a) 10; (b) Wed