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 orange 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 |
Green |
$1.80 |
Orange |
$2.20 |
Blue |
$1.60 |
Yellow |
$2.20 |
(a)
Total number of folders
= 50 + 25 + 15 + 35
= 125
Fraction of folders that are orange
=
25125 =
15 (b)
Amount collected from the sale of the green folders
= 50 x 1.80
= $90
Amount collected from the sale of the orange folders
= 25 x 2.20
= $55
Amount collected from the sale of the
blue folders
= 15 x 1.60
= $24
(Least) Amount collected from the sale of the yellow folders
= 35 x 2.20
= $77
Amount collected from the sale of the
blue folders
B is the least.
(c)
Amount spent on the blue folders = $24
Answer(s): (a)
15; (b) B; (c) $24