PSLEA shop sold three brands of pencils: Brand H, Brand J, and Brand K. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $2312 from selling the pencils. The prices of Brand H, Brand J, and Brand K pencils were in the ratio 3 : 5 : 4. How much money was collected from selling Brand J pencils?
(a)
Number of Brand H pencils sold = 67
Number of Brand J pencils sold = 37
Number of Brand K pencils sold = 48
Total number of pencils sold
= 67 + 37 + 48
= 152
(b)
|
Brand H |
Brand J |
Brand K |
Number |
67 |
37 |
48 |
Price |
3 u |
5 u |
4 u |
Total value |
201 u |
185 u |
192 u |
Total amount of money collected
= 201 u + 185 u + 192 u
= 578 u
578 u = 2312
1 u = 2312 ÷ 578 = 4
Amount collected from selling Brand J pencils
= 185 u
= 185 x 4
= $740
Answer(s): (a) 152; (b) $740