PSLEA shop sold three brands of files: Brand R, Brand S, and Brand T. The bar graph shows the number of files sold for each brand in one day.
- How many files were sold altogether?
- The shop collected $3012 from selling the files. The prices of Brand R, Brand S, and Brand T files were in the ratio 2 : 6 : 3. How much money was collected from selling Brand S files?
(a)
Number of Brand R files sold = 59
Number of Brand S files sold = 30
Number of Brand T files sold = 68
Total number of files sold
= 59 + 30 + 68
= 157
(b)
|
Brand R |
Brand S |
Brand T |
Number |
59 |
30 |
68 |
Price |
2 u |
6 u |
3 u |
Total value |
118 u |
180 u |
204 u |
Total amount of money collected
= 118 u + 180 u + 204 u
= 502 u
502 u = 3012
1 u = 3012 ÷ 502 = 6
Amount collected from selling Brand S files
= 180 u
= 180 x 6
= $1080
Answer(s): (a) 157; (b) $1080