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 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 |
Yellow |
$1.60 |
Blue |
$2.20 |
Pink |
$1.60 |
Orange |
$1.60 |
(a)
Total number of notebooks
= 20 + 80 + 60 + 60
= 220
Fraction of notebooks that are yellow
=
20220 =
111 (b)
Amount collected from the sale of the yellow notebooks
= 20 x 1.60
= $32
Amount collected from the sale of the
blue notebooks
= 80 x 2.20
= $176
(Most) Amount collected from the sale of the pink notebooks
= 60 x 1.60
= $96
Amount collected from the sale of the orange notebooks
= 60 x 1.60
= $96
Amount collected from the sale of the
blue notebooks
B is the most.
(c)
Amount spent on the blue notebooks = $176
Answer(s): (a)
111; (b) B; (c) $176