PSLE The bar graph shows the number of files sold by a shop. The table shows the prices of the files.
- What fraction of the files sold were orange files? Give the answer in the simplest form.
- From the sale of the files, which files collected the most amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of files |
Price per file |
Orange |
$1.90 |
Purple |
$1.80 |
Pink |
$1.60 |
Blue |
$1.70 |
(a)
Total number of files
= 10 + 40 + 20 + 20
= 90
Fraction of files that are orange
=
1090 =
19 (b)
Amount collected from the sale of the orange files
= 10 x 1.90
= $19
Amount collected from the sale of the
purple files
= 40 x 1.80
= $72
(Most) Amount collected from the sale of the pink files
= 20 x 1.60
= $32
Amount collected from the sale of the blue files
= 20 x 1.70
= $34
Amount collected from the sale of the
purple files
P is the most.
(c)
Amount spent on the purple files = $72
Answer(s): (a)
19; (b) P; (c) $72