PSLEA shop sold three brands of markers: Brand D, Brand E, and Brand F. The bar graph shows the number of markers sold for each brand in one day.
- How many markers were sold altogether?
- The shop collected $2050 from selling the markers. The prices of Brand D, Brand E, and Brand F markers were in the ratio 3 : 1 : 8. How much money was collected from selling Brand E markers?
(a)
Number of Brand D markers sold = 30
Number of Brand E markers sold = 56
Number of Brand F markers sold = 33
Total number of markers sold
= 30 + 56 + 33
= 119
(b)
|
Brand D |
Brand E |
Brand F |
Number |
30 |
56 |
33 |
Price |
3 u |
1 u |
8 u |
Total value |
90 u |
56 u |
264 u |
Total amount of money collected
= 90 u + 56 u + 264 u
= 410 u
410 u = 2050
1 u = 2050 ÷ 410 = 5
Amount collected from selling Brand E markers
= 56 u
= 56 x 5
= $280
Answer(s): (a) 119; (b) $280