The table shows the number of pencils sold at a bookshop last week.
|
Number of pencils sold |
Per weekday |
6t |
Saturday |
2t + 40 |
Sunday |
3t - 10 |
- What was the total number of pencils sold last week? Express your answer in terms of t the simplest form.
- If t = 22, how many pencils were sold on Sunday?
(a)
Total pencils sold on weekdays
= 5 x 6
t = 30
t Total pencils sold on weekends
= 2
t + 40 + 3
t - 10
= 2
t + 3
t + 40 - 10
= 5
t + 30
Total pencils sold last week
= 30
t + 5
t + 30
= 35
t + 30
(b)
Number of pencils sold on Sunday
= (3 x 22) - 10
= 66 - 10
= 56
Answer(s): (a) 35
t + 30 or 30 + 35
t ; (b) 56