PSLEA shop sold three brands of pencils: Brand D, Brand E, and Brand F. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $2685 from selling the pencils. The prices of Brand D, Brand E, and Brand F pencils were in the ratio 7 : 8 : 2. How much money was collected from selling Brand E pencils?
(a)
Number of Brand D pencils sold = 35
Number of Brand E pencils sold = 66
Number of Brand F pencils sold = 61
Total number of pencils sold
= 35 + 66 + 61
= 162
(b)
|
Brand D |
Brand E |
Brand F |
Number |
35 |
66 |
61 |
Price |
7 u |
8 u |
2 u |
Total value |
245 u |
528 u |
122 u |
Total amount of money collected
= 245 u + 528 u + 122 u
= 895 u
895 u = 2685
1 u = 2685 ÷ 895 = 3
Amount collected from selling Brand E pencils
= 528 u
= 528 x 3
= $1584
Answer(s): (a) 162; (b) $1584