PSLEA shop sold three brands of markers: Brand V, Brand W, and Brand X. The bar graph shows the number of markers sold for each brand in one day.
- How many markers were sold altogether?
- The shop collected $2565 from selling the markers. The prices of Brand V, Brand W, and Brand X markers were in the ratio 7 : 6 : 4. How much money was collected from selling Brand W markers?
(a)
Number of Brand V markers sold = 61
Number of Brand W markers sold = 52
Number of Brand X markers sold = 29
Total number of markers sold
= 61 + 52 + 29
= 142
(b)
|
Brand V |
Brand W |
Brand X |
Number |
61 |
52 |
29 |
Price |
7 u |
6 u |
4 u |
Total value |
427 u |
312 u |
116 u |
Total amount of money collected
= 427 u + 312 u + 116 u
= 855 u
855 u = 2565
1 u = 2565 ÷ 855 = 3
Amount collected from selling Brand W markers
= 312 u
= 312 x 3
= $936
Answer(s): (a) 142; (b) $936