PSLEA shop sold three brands of pencils: Brand E, Brand F, and Brand G. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $3215 from selling the pencils. The prices of Brand E, Brand F, and Brand G pencils were in the ratio 3 : 8 : 2. How much money was collected from selling Brand F pencils?
(a)
Number of Brand E pencils sold = 47
Number of Brand F pencils sold = 54
Number of Brand G pencils sold = 35
Total number of pencils sold
= 47 + 54 + 35
= 136
(b)
|
Brand E |
Brand F |
Brand G |
Number |
47 |
54 |
35 |
Price |
3 u |
8 u |
2 u |
Total value |
141 u |
432 u |
70 u |
Total amount of money collected
= 141 u + 432 u + 70 u
= 643 u
643 u = 3215
1 u = 3215 ÷ 643 = 5
Amount collected from selling Brand F pencils
= 432 u
= 432 x 5
= $2160
Answer(s): (a) 136; (b) $2160