PSLEA shop sold three brands of files: Brand B, Brand C, and Brand D. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $4032 from selling the files. The prices of Brand B, Brand C, and Brand D files were in the ratio 5 : 4 : 3. How much money was collected from selling Brand C files?
(a)
Number of Brand B files sold = 40
Number of Brand C files sold = 37
Number of Brand D files sold = 52
Total number of files sold
= 40 + 37 + 52
= 129
(b)
|
Brand B |
Brand C |
Brand D |
Number |
40 |
37 |
52 |
Price |
5 u |
4 u |
3 u |
Total value |
200 u |
148 u |
156 u |
Total amount of money collected
= 200 u + 148 u + 156 u
= 504 u
504 u = 4032
1 u = 4032 ÷ 504 = 8
Amount collected from selling Brand C files
= 148 u
= 148 x 8
= $1184
Answer(s): (a) 129; (b) $1184