PSLEA shop sold three brands of staplers: Brand S, Brand T, and Brand U. The bar graph shows the number of staplers sold for each brand in one day.
- How many staplers were sold altogether?
- The shop collected $4109 from selling the staplers. The prices of Brand S, Brand T, and Brand U staplers were in the ratio 2 : 7 : 3. How much money was collected from selling Brand T staplers?
(a)
Number of Brand S staplers sold = 69
Number of Brand T staplers sold = 56
Number of Brand U staplers sold = 19
Total number of staplers sold
= 69 + 56 + 19
= 144
(b)
|
Brand S |
Brand T |
Brand U |
Number |
69 |
56 |
19 |
Price |
2 u |
7 u |
3 u |
Total value |
138 u |
392 u |
57 u |
Total amount of money collected
= 138 u + 392 u + 57 u
= 587 u
587 u = 4109
1 u = 4109 ÷ 587 = 7
Amount collected from selling Brand T staplers
= 392 u
= 392 x 7
= $2744
Answer(s): (a) 144; (b) $2744