The table shows the number of files sold at a bookshop last week.
|
Number of files sold |
Per weekday |
6p |
Saturday |
3p + 40 |
Sunday |
3p - 5 |
- What was the total number of files sold last week? Express your answer in terms of p the simplest form.
- If p = 29, how many files were sold on Sunday?
(a)
Total files sold on weekdays
= 5 x 6
p = 30
p Total files sold on weekends
= 3
p + 40 + 3
p - 5
= 3
p + 3
p + 40 - 5
= 6
p + 35
Total files sold last week
= 30
p + 6
p + 35
= 36
p + 35
(b)
Number of files sold on Sunday
= (3 x 29) - 5
= 87 - 5
= 82
Answer(s): (a) 36
p + 35 or 35 + 36
p ; (b) 82