The line graph shows the number of croissants sold in a week.

1. How many more croissants were sold on Saturday than on Thursday?
2. On which day was the number of croissants sold twice as many as the number of croissants sold on Monday? Give your answer in this format. (Eg Mon)

(a)
Number of croissants sold on Monday = 40
Number of croissants sold on Tuesday = 50
Number of croissants sold on Wednesday = 130
Number of croissants sold on Thursday = 20
Number of croissants sold on Friday = 80
Number of croissants sold on Saturday = 110
Number of croissants sold on Sunday = 200

Number of more croissants sold on Saturday than on Thursday
= 110 - 20
= 90

(b)
Number of croissants sold on Monday = 40

Number of croissants sold in a day to be twice as many as the number of croissants sold on Monday
= 2 x 40
= 80

On Friday, the number of croissants sold was twice as many as the number of croissants sold on Monday.

Answer(s): (a) 90; (b) Fri