PSLEA shop sold three brands of staplers: Brand H, Brand J, and Brand K. The bar graph shows the number of staplers sold for each brand in one day.
- How many staplers were sold altogether?
- The shop collected $1449 from selling the staplers. The prices of Brand H, Brand J, and Brand K staplers were in the ratio 5 : 3 : 1. How much money was collected from selling Brand J staplers?
(a)
Number of Brand H staplers sold = 54
Number of Brand J staplers sold = 49
Number of Brand K staplers sold = 66
Total number of staplers sold
= 54 + 49 + 66
= 169
(b)
|
Brand H |
Brand J |
Brand K |
Number |
54 |
49 |
66 |
Price |
5 u |
3 u |
1 u |
Total value |
270 u |
147 u |
66 u |
Total amount of money collected
= 270 u + 147 u + 66 u
= 483 u
483 u = 1449
1 u = 1449 ÷ 483 = 3
Amount collected from selling Brand J staplers
= 147 u
= 147 x 3
= $441
Answer(s): (a) 169; (b) $441