PSLEA shop sold three brands of staplers: Brand T, Brand U, and Brand V. The bar graph shows the number of staplers sold for each brand in one day.
- How many staplers were sold altogether?
- The shop collected $2600 from selling the staplers. The prices of Brand T, Brand U, and Brand V staplers were in the ratio 1 : 7 : 5. How much money was collected from selling Brand U staplers?
(a)
Number of Brand T staplers sold = 35
Number of Brand U staplers sold = 40
Number of Brand V staplers sold = 67
Total number of staplers sold
= 35 + 40 + 67
= 142
(b)
|
Brand T |
Brand U |
Brand V |
Number |
35 |
40 |
67 |
Price |
1 u |
7 u |
5 u |
Total value |
35 u |
280 u |
335 u |
Total amount of money collected
= 35 u + 280 u + 335 u
= 650 u
650 u = 2600
1 u = 2600 ÷ 650 = 4
Amount collected from selling Brand U staplers
= 280 u
= 280 x 4
= $1120
Answer(s): (a) 142; (b) $1120