PSLEA shop sold three brands of files: Brand K, Brand L, and Brand M. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $8592 from selling the files. The prices of Brand K, Brand L, and Brand M files were in the ratio 8 : 7 : 4. How much money was collected from selling Brand L files?
(a)
Number of Brand K files sold = 57
Number of Brand L files sold = 66
Number of Brand M files sold = 39
Total number of files sold
= 57 + 66 + 39
= 162
(b)
|
Brand K |
Brand L |
Brand M |
Number |
57 |
66 |
39 |
Price |
8 u |
7 u |
4 u |
Total value |
456 u |
462 u |
156 u |
Total amount of money collected
= 456 u + 462 u + 156 u
= 1074 u
1074 u = 8592
1 u = 8592 ÷ 1074 = 8
Amount collected from selling Brand L files
= 462 u
= 462 x 8
= $3696
Answer(s): (a) 162; (b) $3696