PSLEA shop sold three brands of files: Brand G, Brand H, and Brand J. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $1710 from selling the files. The prices of Brand G, Brand H, and Brand J files were in the ratio 3 : 4 : 3. How much money was collected from selling Brand H files?
(a)
Number of Brand G files sold = 48
Number of Brand H files sold = 54
Number of Brand J files sold = 70
Total number of files sold
= 48 + 54 + 70
= 172
(b)
|
Brand G |
Brand H |
Brand J |
Number |
48 |
54 |
70 |
Price |
3 u |
4 u |
3 u |
Total value |
144 u |
216 u |
210 u |
Total amount of money collected
= 144 u + 216 u + 210 u
= 570 u
570 u = 1710
1 u = 1710 ÷ 570 = 3
Amount collected from selling Brand H files
= 216 u
= 216 x 3
= $648
Answer(s): (a) 172; (b) $648