PSLE The bar graph shows the number of post-it-pads sold by a shop. The table shows the prices of the post-it-pads.
- What fraction of the post-it-pads sold were blue post-it-pads? Give the answer in the simplest form.
- From the sale of the post-it-pads, which post-it-pads collected the most amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of post-it-pads |
Price per post-it-pad |
Orange |
$1.60 |
Pink |
$1.90 |
Yellow |
$1.80 |
Blue |
$1.90 |
(a)
Total number of post-it-pads
= 60 + 30 + 20 + 40
= 150
Fraction of post-it-pads that are blue
=
40150 =
415 (b)
Amount collected from the sale of the
orange post-it-pads
= 60 x 1.60
= $96
(Most) Amount collected from the sale of the pink post-it-pads
= 30 x 1.90
= $57
Amount collected from the sale of the yellow post-it-pads
= 20 x 1.80
= $36
Amount collected from the sale of the blue post-it-pads
= 40 x 1.90
= $76
Amount collected from the sale of the
orange post-it-pads
O is the most.
(c)
Amount spent on the orange post-it-pads = $96
Answer(s): (a)
415; (b) O; (c) $96