The table shows the number of pencils sold at a bookshop last week.
|
Number of pencils sold |
Per weekday |
6m |
Saturday |
4m + 40 |
Sunday |
3m - 5 |
- What was the total number of pencils sold last week? Express your answer in terms of m the simplest form.
- If m = 20, how many pencils were sold on Sunday?
(a)
Total pencils sold on weekdays
= 5 x 6
m = 30
m Total pencils sold on weekends
= 4
m + 40 + 3
m - 5
= 4
m + 3
m + 40 - 5
= 7
m + 35
Total pencils sold last week
= 30
m + 7
m + 35
= 37
m + 35
(b)
Number of pencils sold on Sunday
= (3 x 20) - 5
= 60 - 5
= 55
Answer(s): (a) 37
m + 35 or 35 + 37
m ; (b) 55