PSLEA shop sold three brands of pencils: Brand L, Brand M, and Brand N. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $1884 from selling the pencils. The prices of Brand L, Brand M, and Brand N pencils were in the ratio 4 : 5 : 8. How much money was collected from selling Brand M pencils?
(a)
Number of Brand L pencils sold = 33
Number of Brand M pencils sold = 39
Number of Brand N pencils sold = 18
Total number of pencils sold
= 33 + 39 + 18
= 90
(b)
|
Brand L |
Brand M |
Brand N |
Number |
33 |
39 |
18 |
Price |
4 u |
5 u |
8 u |
Total value |
132 u |
195 u |
144 u |
Total amount of money collected
= 132 u + 195 u + 144 u
= 471 u
471 u = 1884
1 u = 1884 ÷ 471 = 4
Amount collected from selling Brand M pencils
= 195 u
= 195 x 4
= $780
Answer(s): (a) 90; (b) $780