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 blue staplers? Give the answer in the simplest form.
- From the sale of the staplers, which staplers collected the most amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of staplers |
Price per stapler |
Purple |
$1.80 |
Pink |
$1.60 |
Green |
$1.40 |
Blue |
$1.70 |
(a)
Total number of staplers
= 70 + 40 + 70 + 20
= 200
Fraction of staplers that are blue
=
20200 =
110 (b)
Amount collected from the sale of the
purple staplers
= 70 x 1.80
= $126
(Most) Amount collected from the sale of the pink staplers
= 40 x 1.60
= $64
Amount collected from the sale of the green staplers
= 70 x 1.40
= $98
Amount collected from the sale of the blue staplers
= 20 x 1.70
= $34
Amount collected from the sale of the
purple staplers
P is the most.
(c)
Amount spent on the purple staplers = $126
Answer(s): (a)
110; (b) P; (c) $126