Use the table given to answer questions (a) and (b).
- What was the total number of tarts sold?
- Express your answer in terms of j in the simplest form. If j = 27, how many more tarts were sold on Sunday than on Saturday?
Day | Number of tarts sold |
Monday to Friday | 4j per day |
Saturday | j + 25 |
Sunday | 4j - 8 |