PSLE A group of girls were asked to choose their favourite sport from jogging, aerobics and golf. The pie chart represents the girls' choices. Two-fifths of the group chose golf.
- What percentage of the group chose jogging?
- The girls' choices were also represented by a bar graph. Part of the graph is not shown. How many girls chose aerobics?
(a)
Percent of the group that chose golfl
= Two-fifths of the pie chart
=
25 x 100%
= 40%
Percent of the group that chose aerobics = 30%
Percent of the group that chose jogging
= 100% - 40% - 30%
= 30%
(b)
40% of the group = 32
1% of the group =
3240 Percent of the group that chose aerobics
= 30% of the group
= 30 x
3240 = 24
Answer(s): (a) 30%; (b) 24