PSLE The bar graph shows the number of folders sold by a shop. The table shows the prices of the folders.
- What fraction of the folders sold were purple folders? Give the answer in the simplest form.
- From the sale of the folders, which folders collected the least amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of folders |
Price per folder |
Pink |
$1.80 |
Orange |
$1.70 |
Purple |
$1.80 |
Yellow |
$1.10 |
(a)
Total number of folders
= 100 + 100 + 80 + 60
= 340
Fraction of folders that are purple
=
80340 =
417 (b)
Amount collected from the sale of the pink folders
= 100 x 1.80
= $180
Amount collected from the sale of the orange folders
= 100 x 1.70
= $170
Amount collected from the sale of the purple folders
= 80 x 1.80
= $144
Amount collected from the sale of the
yellow folders
= 60 x 1.10
= $66
(Least) Amount collected from the sale of the
yellow folders
Y is the least.
(c)
Amount spent on the yellow folders = $66
Answer(s): (a)
417; (b) Y; (c) $66