Use the table given to answer questions (a) and (b).
- What was the total number of muffins sold?
- Express your answer in terms of s in the simplest form. If s = 16, how many more muffins were sold on Sunday than on Saturday?
Day | Number of muffins sold |
Monday to Friday | 3s per day |
Saturday | s + 21 |
Sunday | 4s - 5 |