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 $3542 from selling the markers. The prices of Brand R, Brand S, and Brand T markers were in the ratio 4 : 2 : 3. How much money was collected from selling Brand S markers?
(a)
Number of Brand R markers sold = 69
Number of Brand S markers sold = 34
Number of Brand T markers sold = 54
Total number of markers sold
= 69 + 34 + 54
= 157
(b)
|
Brand R |
Brand S |
Brand T |
Number |
69 |
34 |
54 |
Price |
4 u |
2 u |
3 u |
Total value |
276 u |
68 u |
162 u |
Total amount of money collected
= 276 u + 68 u + 162 u
= 506 u
506 u = 3542
1 u = 3542 ÷ 506 = 7
Amount collected from selling Brand S markers
= 68 u
= 68 x 7
= $476
Answer(s): (a) 157; (b) $476