PSLEA shop sold three brands of pens: Brand B, Brand C, and Brand D. The bar graph shows the number of pens sold for each brand in one day.
- How many pens were sold altogether?
- The shop collected $6265 from selling the pens. The prices of Brand B, Brand C, and Brand D pens were in the ratio 8 : 8 : 1. How much money was collected from selling Brand C pens?
(a)
Number of Brand B pens sold = 69
Number of Brand C pens sold = 40
Number of Brand D pens sold = 23
Total number of pens sold
= 69 + 40 + 23
= 132
(b)
|
Brand B |
Brand C |
Brand D |
Number |
69 |
40 |
23 |
Price |
8 u |
8 u |
1 u |
Total value |
552 u |
320 u |
23 u |
Total amount of money collected
= 552 u + 320 u + 23 u
= 895 u
895 u = 6265
1 u = 6265 ÷ 895 = 7
Amount collected from selling Brand C pens
= 320 u
= 320 x 7
= $2240
Answer(s): (a) 132; (b) $2240