PSLEA shop sold three brands of markers: Brand C, Brand D, and Brand E. The bar graph shows the number of markers sold for each brand in one day.
- How many markers were sold altogether?
- The shop collected $2912 from selling the markers. The prices of Brand C, Brand D, and Brand E markers were in the ratio 6 : 5 : 3. How much money was collected from selling Brand D markers?
(a)
Number of Brand C markers sold = 56
Number of Brand D markers sold = 46
Number of Brand E markers sold = 54
Total number of markers sold
= 56 + 46 + 54
= 156
(b)
|
Brand C |
Brand D |
Brand E |
Number |
56 |
46 |
54 |
Price |
6 u |
5 u |
3 u |
Total value |
336 u |
230 u |
162 u |
Total amount of money collected
= 336 u + 230 u + 162 u
= 728 u
728 u = 2912
1 u = 2912 ÷ 728 = 4
Amount collected from selling Brand D markers
= 230 u
= 230 x 4
= $920
Answer(s): (a) 156; (b) $920