PSLE The bar graph shows the number of highlighters sold by a shop. The table shows the prices of the highlighters.
- What fraction of the highlighters sold were green highlighters? Give the answer in the simplest form.
- From the sale of the highlighters, which highlighters collected the most amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of highlighters |
Price per highlighter |
Purple |
$2.20 |
Orange |
$1.40 |
Yellow |
$1.30 |
Green |
$1.80 |
(a)
Total number of highlighters
= 90 + 100 + 20 + 30
= 240
Fraction of highlighters that are green
=
30240 =
18 (b)
Amount collected from the sale of the
purple highlighters
= 90 x 2.20
= $198
(Most) Amount collected from the sale of the orange highlighters
= 100 x 1.40
= $140
Amount collected from the sale of the yellow highlighters
= 20 x 1.30
= $26
Amount collected from the sale of the green highlighters
= 30 x 1.80
= $54
Amount collected from the sale of the
purple highlighters
P is the most.
(c)
Amount spent on the purple highlighters = $198
Answer(s): (a)
18; (b) P; (c) $198