PSLEA shop sold three brands of pencils: Brand M, Brand N, and Brand P. The bar graph shows the number of pencils sold for each brand in one day.
- How many pencils were sold altogether?
- The shop collected $2307 from selling the pencils. The prices of Brand M, Brand N, and Brand P pencils were in the ratio 4 : 6 : 3. How much money was collected from selling Brand N pencils?
(a)
Number of Brand M pencils sold = 61
Number of Brand N pencils sold = 64
Number of Brand P pencils sold = 47
Total number of pencils sold
= 61 + 64 + 47
= 172
(b)
|
Brand M |
Brand N |
Brand P |
Number |
61 |
64 |
47 |
Price |
4 u |
6 u |
3 u |
Total value |
244 u |
384 u |
141 u |
Total amount of money collected
= 244 u + 384 u + 141 u
= 769 u
769 u = 2307
1 u = 2307 ÷ 769 = 3
Amount collected from selling Brand N pencils
= 384 u
= 384 x 3
= $1152
Answer(s): (a) 172; (b) $1152