PSLE A group of pupils were asked to choose their favourite sport from swimming, gymnastics and volleyball. The pie chart represents the pupils' choices. One-fifth of the group chose volleyball.
- What percentage of the group chose swimming?
- The pupils' choices were also represented by a bar graph. Part of the graph is not shown. How many pupils chose gymnastics?
(a)
Percent of the group that chose volleyballl
= One-fifth of the pie chart
=
15 x 100%
= 20%
Percent of the group that chose gymnastics = 5%
Percent of the group that chose swimming
= 100% - 20% - 5%
= 75%
(b)
20% of the group = 4
1% of the group =
420 Percent of the group that chose gymnastics
= 5% of the group
= 5 x
420 = 1
Answer(s): (a) 75%; (b) 1