PSLEA shop sold three brands of files: Brand Z, Brand A, and Brand B. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $5412 from selling the files. The prices of Brand Z, Brand A, and Brand B files were in the ratio 3 : 4 : 8. How much money was collected from selling Brand A files?
(a)
Number of Brand Z files sold = 38
Number of Brand A files sold = 65
Number of Brand B files sold = 66
Total number of files sold
= 38 + 65 + 66
= 169
(b)
|
Brand Z |
Brand A |
Brand B |
Number |
38 |
65 |
66 |
Price |
3 u |
4 u |
8 u |
Total value |
114 u |
260 u |
528 u |
Total amount of money collected
= 114 u + 260 u + 528 u
= 902 u
902 u = 5412
1 u = 5412 ÷ 902 = 6
Amount collected from selling Brand A files
= 260 u
= 260 x 6
= $1560
Answer(s): (a) 169; (b) $1560