Use the table given to answer questions (a) and (b).
- What was the total number of wafers sold?
- Express your answer in terms of v in the simplest form. If v = 23, how many more wafers were sold on Sunday than on Saturday?
Day | Number of wafers sold |
Monday to Friday | 5v per day |
Saturday | v + 28 |
Sunday | 4v - 5 |