The line graph shows the number of croissants sold in a week.
- How many more croissants were sold on Wednesday than on Friday?
- On which day was the number of croissants sold thrice as many as the number of croissants sold on Thursday? Give your answer in this format. (Eg Mon)
(a)
Number of croissants sold on Monday = 100
Number of croissants sold on Tuesday = 70
Number of croissants sold on Wednesday = 190
Number of croissants sold on Thursday = 50
Number of croissants sold on Friday = 40
Number of croissants sold on Saturday = 180
Number of croissants sold on Sunday = 150
Number of more croissants sold on Wednesday than on Friday
= 190 - 40
= 150
(b)
Number of croissants sold on Thursday = 50
Number of croissants sold in a day to be thrice as many as the number of croissants sold on Thursday
= 3 x 50
= 150
On Sunday, the number of croissants sold was thrice as many as the number of croissants sold on Thursday.
Answer(s): (a) 150; (b) Sun