PSLEA shop sold three brands of files: Brand L, Brand M, and Brand N. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $2708 from selling the files. The prices of Brand L, Brand M, and Brand N files were in the ratio 7 : 8 : 4. How much money was collected from selling Brand M files?
(a)
Number of Brand L files sold = 35
Number of Brand M files sold = 36
Number of Brand N files sold = 36
Total number of files sold
= 35 + 36 + 36
= 107
(b)
|
Brand L |
Brand M |
Brand N |
Number |
35 |
36 |
36 |
Price |
7 u |
8 u |
4 u |
Total value |
245 u |
288 u |
144 u |
Total amount of money collected
= 245 u + 288 u + 144 u
= 677 u
677 u = 2708
1 u = 2708 ÷ 677 = 4
Amount collected from selling Brand M files
= 288 u
= 288 x 4
= $1152
Answer(s): (a) 107; (b) $1152