The table shows the number of staplers sold at a bookshop last week.
|
Number of staplers sold |
Per weekday |
5x |
Saturday |
4x + 40 |
Sunday |
3x - 5 |
- What was the total number of staplers sold last week? Express your answer in terms of x the simplest form.
- If x = 28, how many staplers were sold on Sunday?
(a)
Total staplers sold on weekdays
= 5 x 5
x = 25
x Total staplers sold on weekends
= 4
x + 40 + 3
x - 5
= 4
x + 3
x + 40 - 5
= 7
x + 35
Total staplers sold last week
= 25
x + 7
x + 35
= 32
x + 35
(b)
Number of staplers sold on Sunday
= (3 x 28) - 5
= 84 - 5
= 79
Answer(s): (a) 32
x + 35 or 35 + 32
x ; (b) 79