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 pink highlighters? Give the answer in the simplest form.
- From the sale of the highlighters, which highlighters collected the least 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 |
$1.80 |
Orange |
$1.80 |
Pink |
$1.70 |
Yellow |
$1.30 |
(a)
Total number of highlighters
= 50 + 50 + 30 + 20
= 150
Fraction of highlighters that are pink
=
30150 =
15 (b)
Amount collected from the sale of the purple highlighters
= 50 x 1.80
= $90
Amount collected from the sale of the orange highlighters
= 50 x 1.80
= $90
Amount collected from the sale of the pink highlighters
= 30 x 1.70
= $51
Amount collected from the sale of the
yellow highlighters
= 20 x 1.30
= $26
(Least) Amount collected from the sale of the
yellow highlighters
Y is the least.
(c)
Amount spent on the yellow highlighters = $26
Answer(s): (a)
15; (b) Y; (c) $26