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 $1432 from selling the staplers. The prices of Brand S, Brand T, and Brand U staplers were in the ratio 1 : 1 : 3. How much money was collected from selling Brand T staplers?
(a)
Number of Brand S staplers sold = 56
Number of Brand T staplers sold = 51
Number of Brand U staplers sold = 24
Total number of staplers sold
= 56 + 51 + 24
= 131
(b)
|
Brand S |
Brand T |
Brand U |
Number |
56 |
51 |
24 |
Price |
1 u |
1 u |
3 u |
Total value |
56 u |
51 u |
72 u |
Total amount of money collected
= 56 u + 51 u + 72 u
= 179 u
179 u = 1432
1 u = 1432 ÷ 179 = 8
Amount collected from selling Brand T staplers
= 51 u
= 51 x 8
= $408
Answer(s): (a) 131; (b) $408