The table shows the number of files sold at a bookshop last week.
|
Number of files sold |
Per weekday |
5q |
Saturday |
3q + 40 |
Sunday |
3q - 5 |
- What was the total number of files sold last week? Express your answer in terms of q the simplest form.
- If q = 24, how many files were sold on Sunday?
(a)
Total files sold on weekdays
= 5 x 5
q = 25
q Total files sold on weekends
= 3
q + 40 + 3
q - 5
= 3
q + 3
q + 40 - 5
= 6
q + 35
Total files sold last week
= 25
q + 6
q + 35
= 31
q + 35
(b)
Number of files sold on Sunday
= (3 x 24) - 5
= 72 - 5
= 67
Answer(s): (a) 31
q + 35 or 35 + 31
q ; (b) 67