PSLEA shop sold three brands of files: Brand X, Brand Y, and Brand Z. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $2723 from selling the files. The prices of Brand X, Brand Y, and Brand Z files were in the ratio 6 : 1 : 2. How much money was collected from selling Brand Y files?
(a)
Number of Brand X files sold = 34
Number of Brand Y files sold = 51
Number of Brand Z files sold = 67
Total number of files sold
= 34 + 51 + 67
= 152
(b)
|
Brand X |
Brand Y |
Brand Z |
Number |
34 |
51 |
67 |
Price |
6 u |
1 u |
2 u |
Total value |
204 u |
51 u |
134 u |
Total amount of money collected
= 204 u + 51 u + 134 u
= 389 u
389 u = 2723
1 u = 2723 ÷ 389 = 7
Amount collected from selling Brand Y files
= 51 u
= 51 x 7
= $357
Answer(s): (a) 152; (b) $357