The table shows the number of pens sold at a bookshop last week.
|
Number of pens sold |
Per weekday |
6q |
Saturday |
4q + 40 |
Sunday |
3q - 9 |
- What was the total number of pens sold last week? Express your answer in terms of q the simplest form.
- If q = 26, how many pens were sold on Sunday?
(a)
Total pens sold on weekdays
= 5 x 6
q = 30
q Total pens sold on weekends
= 4
q + 40 + 3
q - 9
= 4
q + 3
q + 40 - 9
= 7
q + 31
Total pens sold last week
= 30
q + 7
q + 31
= 37
q + 31
(b)
Number of pens sold on Sunday
= (3 x 26) - 9
= 78 - 9
= 69
Answer(s): (a) 37
q + 31 or 31 + 37
q ; (b) 69