Use the table given to answer questions (a) and (b).
- What was the total number of muffins sold?
- Express your answer in terms of t in the simplest form. If t = 15, how many less muffins were sold on Saturday than on Sunday?
Day | Number of muffins sold |
Monday to Friday | 7t per day |
Saturday | t + 25 |
Sunday | 4t - 6 |