PSLE A group of pupils were asked to choose their favourite sport from volleyball, gymnastics and tennis. The pie chart represents the pupils' choices. One-tenth of the group chose tennis.
- What percentage of the group chose volleyball?
- 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 tennisl
= One-tenth of the pie chart
=
110 x 100%
= 10%
Percent of the group that chose gymnastics = 30%
Percent of the group that chose volleyball
= 100% - 10% - 30%
= 60%
(b)
10% of the group = 4
1% of the group =
410 Percent of the group that chose gymnastics
= 30% of the group
= 30 x
410 = 12
Answer(s): (a) 60%; (b) 12