The table shows the number of pencils sold at a bookshop last week.
|
Number of pencils sold |
Per weekday |
6x |
Saturday |
4x + 40 |
Sunday |
3x - 6 |
- What was the total number of pencils sold last week? Express your answer in terms of x the simplest form.
- If x = 26, how many pencils were sold on Sunday?
(a)
Total pencils sold on weekdays
= 5 x 6
x = 30
x Total pencils sold on weekends
= 4
x + 40 + 3
x - 6
= 4
x + 3
x + 40 - 6
= 7
x + 34
Total pencils sold last week
= 30
x + 7
x + 34
= 37
x + 34
(b)
Number of pencils sold on Sunday
= (3 x 26) - 6
= 78 - 6
= 72
Answer(s): (a) 37
x + 34 or 34 + 37
x ; (b) 72