PSLE The bar graph shows the number of staplers sold by a shop. The table shows the prices of the staplers.
- What fraction of the staplers sold were orange staplers? Give the answer in the simplest form.
- From the sale of the staplers, which staplers collected the least amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of staplers |
Price per stapler |
Pink |
$1.70 |
Orange |
$1.60 |
Yellow |
$1.80 |
Purple |
$1.90 |
(a)
Total number of staplers
= 120 + 60 + 40 + 80
= 300
Fraction of staplers that are orange
=
60300 =
15 (b)
Amount collected from the sale of the pink staplers
= 120 x 1.70
= $204
Amount collected from the sale of the orange staplers
= 60 x 1.60
= $96
Amount collected from the sale of the
yellow staplers
= 40 x 1.80
= $72
(Least) Amount collected from the sale of the purple staplers
= 80 x 1.90
= $152
Amount collected from the sale of the
yellow staplers
Y is the least.
(c)
Amount spent on the yellow staplers = $72
Answer(s): (a)
15; (b) Y; (c) $72