PSLEA shop sold three brands of pencils: Brand S, Brand T, and Brand U. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $3856 from selling the pencils. The prices of Brand S, Brand T, and Brand U pencils were in the ratio 3 : 4 : 5. How much money was collected from selling Brand T pencils?
(a)
Number of Brand S pencils sold = 33
Number of Brand T pencils sold = 37
Number of Brand U pencils sold = 47
Total number of pencils sold
= 33 + 37 + 47
= 117
(b)
|
Brand S |
Brand T |
Brand U |
Number |
33 |
37 |
47 |
Price |
3 u |
4 u |
5 u |
Total value |
99 u |
148 u |
235 u |
Total amount of money collected
= 99 u + 148 u + 235 u
= 482 u
482 u = 3856
1 u = 3856 ÷ 482 = 8
Amount collected from selling Brand T pencils
= 148 u
= 148 x 8
= $1184
Answer(s): (a) 117; (b) $1184