PSLEA shop sold three brands of notebooks: Brand G, Brand H, and Brand J. The bar graph shows the number of notebooks sold for each brand in one day.
- How many notebooks were sold altogether?
- The shop collected $1749 from selling the notebooks. The prices of Brand G, Brand H, and Brand J notebooks were in the ratio 5 : 2 : 7. How much money was collected from selling Brand H notebooks?
(a)
Number of Brand G notebooks sold = 33
Number of Brand H notebooks sold = 48
Number of Brand J notebooks sold = 46
Total number of notebooks sold
= 33 + 48 + 46
= 127
(b)
|
Brand G |
Brand H |
Brand J |
Number |
33 |
48 |
46 |
Price |
5 u |
2 u |
7 u |
Total value |
165 u |
96 u |
322 u |
Total amount of money collected
= 165 u + 96 u + 322 u
= 583 u
583 u = 1749
1 u = 1749 ÷ 583 = 3
Amount collected from selling Brand H notebooks
= 96 u
= 96 x 3
= $288
Answer(s): (a) 127; (b) $288