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 pink 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 |
Yellow |
$1.50 |
Purple |
$1.90 |
Pink |
$1.90 |
Green |
$1.40 |
(a)
Total number of folders
= 100 + 80 + 90 + 60
= 330
Fraction of folders that are pink
=
90330 =
311 (b)
Amount collected from the sale of the yellow folders
= 100 x 1.50
= $150
Amount collected from the sale of the purple folders
= 80 x 1.90
= $152
Amount collected from the sale of the pink folders
= 90 x 1.90
= $171
Amount collected from the sale of the
green folders
= 60 x 1.40
= $84
(Least) Amount collected from the sale of the
green folders
G is the least.
(c)
Amount spent on the green folders = $84
Answer(s): (a)
311; (b) G; (c) $84