Use the table given to answer questions (a) and (b).
- What was the total number of cupcakes sold?
- Express your answer in terms of i in the simplest form. If i = 21, how many less cupcakes were sold on Saturday than on Sunday?
Day | Number of cupcakes sold |
Monday to Friday | 4i per day |
Saturday | i + 24 |
Sunday | 4i - 6 |