The table shows the number of pencils sold at a bookshop last week.
|
Number of pencils sold |
Per weekday |
5q |
Saturday |
4q + 40 |
Sunday |
3q - 10 |
- What was the total number of pencils sold last week? Express your answer in terms of q the simplest form.
- If q = 22, how many pencils were sold on Sunday?
(a)
Total pencils sold on weekdays
= 5 x 5
q = 25
q Total pencils sold on weekends
= 4
q + 40 + 3
q - 10
= 4
q + 3
q + 40 - 10
= 7
q + 30
Total pencils sold last week
= 25
q + 7
q + 30
= 32
q + 30
(b)
Number of pencils sold on Sunday
= (3 x 22) - 10
= 66 - 10
= 56
Answer(s): (a) 32
q + 30 or 30 + 32
q ; (b) 56