PSLEA shop sold three brands of markers: Brand X, Brand Y, and Brand Z. The bar graph shows the number of markers sold for each brand in one day.
- How many markers were sold altogether?
- The shop collected $5196 from selling the markers. The prices of Brand X, Brand Y, and Brand Z markers were in the ratio 8 : 2 : 5. How much money was collected from selling Brand Y markers?
(a)
Number of Brand X markers sold = 57
Number of Brand Y markers sold = 55
Number of Brand Z markers sold = 60
Total number of markers sold
= 57 + 55 + 60
= 172
(b)
|
Brand X |
Brand Y |
Brand Z |
Number |
57 |
55 |
60 |
Price |
8 u |
2 u |
5 u |
Total value |
456 u |
110 u |
300 u |
Total amount of money collected
= 456 u + 110 u + 300 u
= 866 u
866 u = 5196
1 u = 5196 ÷ 866 = 6
Amount collected from selling Brand Y markers
= 110 u
= 110 x 6
= $660
Answer(s): (a) 172; (b) $660