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 $3330 from selling the markers. The prices of Brand D, Brand E, and Brand F markers were in the ratio 8 : 3 : 4. How much money was collected from selling Brand E markers?
(a)
Number of Brand D markers sold = 34
Number of Brand E markers sold = 61
Number of Brand F markers sold = 25
Total number of markers sold
= 34 + 61 + 25
= 120
(b)
|
Brand D |
Brand E |
Brand F |
Number |
34 |
61 |
25 |
Price |
8 u |
3 u |
4 u |
Total value |
272 u |
183 u |
100 u |
Total amount of money collected
= 272 u + 183 u + 100 u
= 555 u
555 u = 3330
1 u = 3330 ÷ 555 = 6
Amount collected from selling Brand E markers
= 183 u
= 183 x 6
= $1098
Answer(s): (a) 120; (b) $1098