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 |
Blue |
$1.80 |
Orange |
$2.10 |
Pink |
$1.50 |
Green |
$1.80 |
(a)
Total number of post-it-pads
= 40 + 50 + 30 + 30
= 150
Fraction of post-it-pads that are blue
=
40150 =
415 (b)
Amount collected from the sale of the blue post-it-pads
= 40 x 1.80
= $72
Amount collected from the sale of the
orange post-it-pads
= 50 x 2.10
= $105
(Most) Amount collected from the sale of the pink post-it-pads
= 30 x 1.50
= $45
Amount collected from the sale of the green post-it-pads
= 30 x 1.80
= $54
Amount collected from the sale of the
orange post-it-pads
O is the most.
(c)
Amount spent on the orange post-it-pads = $105
Answer(s): (a)
415; (b) O; (c) $105