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 yellow post-it-pads? Give the answer in the simplest form.
- From the sale of the post-it-pads, which post-it-pads collected the least 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 |
Purple |
$1.80 |
Yellow |
$1.70 |
Orange |
$1.60 |
Blue |
$1.60 |
(a)
Total number of post-it-pads
= 35 + 50 + 15 + 25
= 125
Fraction of post-it-pads that are yellow
=
50125 =
25 (b)
Amount collected from the sale of the purple post-it-pads
= 35 x 1.80
= $63
Amount collected from the sale of the yellow post-it-pads
= 50 x 1.70
= $85
Amount collected from the sale of the
orange post-it-pads
= 15 x 1.60
= $24
(Least) Amount collected from the sale of the blue post-it-pads
= 25 x 1.60
= $40
Amount collected from the sale of the
orange post-it-pads
O is the least.
(c)
Amount spent on the orange post-it-pads = $24
Answer(s): (a)
25; (b) O; (c) $24