Use the table given to answer questions (a) and (b).
- What was the total number of muffins sold?
- Express your answer in terms of c in the simplest form. If c = 20, how many more muffins were sold on Sunday than on Saturday?
Day | Number of muffins sold |
Monday to Friday | 4c per day |
Saturday | c + 31 |
Sunday | 4c - 8 |