Use the table given to answer questions (a) and (b).
- What was the total number of tarts sold?
- Express your answer in terms of e in the simplest form. If e = 18, how many more tarts were sold on Sunday than on Saturday?
Day | Number of tarts sold |
Monday to Friday | 3e per day |
Saturday | e + 27 |
Sunday | 4e - 7 |