PSLEA shop sold three brands of files: Brand H, Brand J, and Brand K. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $3792 from selling the files. The prices of Brand H, Brand J, and Brand K files were in the ratio 5 : 1 : 6. How much money was collected from selling Brand J files?
(a)
Number of Brand H files sold = 36
Number of Brand J files sold = 66
Number of Brand K files sold = 38
Total number of files sold
= 36 + 66 + 38
= 140
(b)
|
Brand H |
Brand J |
Brand K |
Number |
36 |
66 |
38 |
Price |
5 u |
1 u |
6 u |
Total value |
180 u |
66 u |
228 u |
Total amount of money collected
= 180 u + 66 u + 228 u
= 474 u
474 u = 3792
1 u = 3792 ÷ 474 = 8
Amount collected from selling Brand J files
= 66 u
= 66 x 8
= $528
Answer(s): (a) 140; (b) $528