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 pink notebooks? Give the answer in the simplest form.
- From the sale of the notebooks, which notebooks collected the most amount of money? Give the answer in letter. (Eg Green = G)
- What was the amount collected in (b)?
Types of notebooks |
Price per notebook |
Pink |
$1.70 |
Green |
$1.60 |
Yellow |
$1.60 |
Orange |
$1.60 |
(a)
Total number of notebooks
= 10 + 40 + 15 + 25
= 90
Fraction of notebooks that are pink
=
1090 =
19 (b)
Amount collected from the sale of the pink notebooks
= 10 x 1.70
= $17
Amount collected from the sale of the
green notebooks
= 40 x 1.60
= $64
(Most) Amount collected from the sale of the yellow notebooks
= 15 x 1.60
= $24
Amount collected from the sale of the orange notebooks
= 25 x 1.60
= $40
Amount collected from the sale of the
green notebooks
G is the most.
(c)
Amount spent on the green notebooks = $64
Answer(s): (a)
19; (b) G; (c) $64