PSLE A group of girls were asked to choose their favourite sport from gymnastics, jogging and volleyball. The pie chart represents the girls' choices. One-fifth of the group chose volleyball.
- What percentage of the group chose gymnastics?
- The girls' choices were also represented by a bar graph. Part of the graph is not shown. How many girls chose jogging?
(a)
Percent of the group that chose volleyballl
= One-fifth of the pie chart
=
15 x 100%
= 20%
Percent of the group that chose jogging = 40%
Percent of the group that chose gymnastics
= 100% - 20% - 40%
= 40%
(b)
20% of the group = 8
1% of the group =
820 Percent of the group that chose jogging
= 40% of the group
= 40 x
820 = 16
Answer(s): (a) 40%; (b) 16