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 $5868 from selling the pencils. The prices of Brand D, Brand E, and Brand F pencils were in the ratio 7 : 5 : 7. How much money was collected from selling Brand E pencils?
(a)
Number of Brand D pencils sold = 35
Number of Brand E pencils sold = 64
Number of Brand F pencils sold = 59
Total number of pencils sold
= 35 + 64 + 59
= 158
(b)
|
Brand D |
Brand E |
Brand F |
Number |
35 |
64 |
59 |
Price |
7 u |
5 u |
7 u |
Total value |
245 u |
320 u |
413 u |
Total amount of money collected
= 245 u + 320 u + 413 u
= 978 u
978 u = 5868
1 u = 5868 ÷ 978 = 6
Amount collected from selling Brand E pencils
= 320 u
= 320 x 6
= $1920
Answer(s): (a) 158; (b) $1920