Use the table given to answer questions (a) and (b).
- What was the total number of shortbreads sold?
- Express your answer in terms of f in the simplest form. If f = 17, how many less shortbreads were sold on Saturday than on Sunday?
Day | Number of shortbreads sold |
Monday to Friday | 4f per day |
Saturday | f + 35 |
Sunday | 4f - 6 |