PSLEA shop sold three brands of markers: Brand R, Brand S, and Brand T. The bar graph shows the number of markers sold for each brand in one day.
- How many markers were sold altogether?
- The shop collected $4613 from selling the markers. The prices of Brand R, Brand S, and Brand T markers were in the ratio 1 : 5 : 8. How much money was collected from selling Brand S markers?
(a)
Number of Brand R markers sold = 68
Number of Brand S markers sold = 35
Number of Brand T markers sold = 52
Total number of markers sold
= 68 + 35 + 52
= 155
(b)
|
Brand R |
Brand S |
Brand T |
Number |
68 |
35 |
52 |
Price |
1 u |
5 u |
8 u |
Total value |
68 u |
175 u |
416 u |
Total amount of money collected
= 68 u + 175 u + 416 u
= 659 u
659 u = 4613
1 u = 4613 ÷ 659 = 7
Amount collected from selling Brand S markers
= 175 u
= 175 x 7
= $1225
Answer(s): (a) 155; (b) $1225