PSLE The bar graph shows the number of notebooks sold by a shop. The table shows the prices of the notebooks.
- What fraction of the notebooks sold were yellow notebooks? Give the answer in the simplest form.
- From the sale of the notebooks, which notebooks collected the least amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of notebooks |
Price per notebook |
Purple |
$2.20 |
Orange |
$2.30 |
Yellow |
$1.90 |
Pink |
$1.20 |
(a)
Total number of notebooks
= 25 + 40 + 40 + 15
= 120
Fraction of notebooks that are yellow
=
40120 =
13 (b)
Amount collected from the sale of the purple notebooks
= 25 x 2.20
= $55
Amount collected from the sale of the orange notebooks
= 40 x 2.30
= $92
Amount collected from the sale of the yellow notebooks
= 40 x 1.90
= $76
Amount collected from the sale of the
pink notebooks
= 15 x 1.20
= $18
(Least) Amount collected from the sale of the
pink notebooks
P is the least.
(c)
Amount spent on the pink notebooks = $18
Answer(s): (a)
13; (b) P; (c) $18