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 pink 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 |
Pink |
$1.50 |
Green |
$1.80 |
Yellow |
$1.70 |
Orange |
$1.50 |
(a)
Total number of post-it-pads
= 20 + 80 + 70 + 50
= 220
Fraction of post-it-pads that are pink
=
20220 =
111 (b)
Amount collected from the sale of the pink post-it-pads
= 20 x 1.50
= $30
Amount collected from the sale of the
green post-it-pads
= 80 x 1.80
= $144
(Most) Amount collected from the sale of the yellow post-it-pads
= 70 x 1.70
= $119
Amount collected from the sale of the orange post-it-pads
= 50 x 1.50
= $75
Amount collected from the sale of the
green post-it-pads
G is the most.
(c)
Amount spent on the green post-it-pads = $144
Answer(s): (a)
111; (b) G; (c) $144