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 |
Blue |
$1.90 |
Orange |
$2.30 |
Yellow |
$1.90 |
Purple |
$2.20 |
(a)
Total number of staplers
= 90 + 100 + 20 + 70
= 280
Fraction of staplers that are orange
=
100280 =
514 (b)
Amount collected from the sale of the blue staplers
= 90 x 1.90
= $171
Amount collected from the sale of the orange staplers
= 100 x 2.30
= $230
Amount collected from the sale of the
yellow staplers
= 20 x 1.90
= $38
(Least) Amount collected from the sale of the purple staplers
= 70 x 2.20
= $154
Amount collected from the sale of the
yellow staplers
Y is the least.
(c)
Amount spent on the yellow staplers = $38
Answer(s): (a)
514; (b) Y; (c) $38