PSLE A group of pupils were asked to choose their favourite sport from basketball, aerobics and jogging. The pie chart represents the pupils' choices. Two-fifths of the group chose jogging.
- What percentage of the group chose basketball?
- The pupils' choices were also represented by a bar graph. Part of the graph is not shown. How many pupils chose aerobics?
(a)
Percent of the group that chose joggingl
= Two-fifths of the pie chart
=
25 x 100%
= 40%
Percent of the group that chose aerobics = 10%
Percent of the group that chose basketball
= 100% - 40% - 10%
= 50%
(b)
40% of the group = 16
1% of the group =
1640 Percent of the group that chose aerobics
= 10% of the group
= 10 x
1640 = 4
Answer(s): (a) 50%; (b) 4