PSLE A group of boys were asked to choose their favourite sport from volleyball, swimming and golf. The pie chart represents the boys' choices. Three-tenths of the group chose golf.
- What percentage of the group chose volleyball?
- The boys' choices were also represented by a bar graph. Part of the graph is not shown. How many boys chose swimming?
(a)
Percent of the group that chose golfl
= Three-tenths of the pie chart
=
310 x 100%
= 30%
Percent of the group that chose swimming = 5%
Percent of the group that chose volleyball
= 100% - 30% - 5%
= 65%
(b)
30% of the group = 12
1% of the group =
1230 Percent of the group that chose swimming
= 5% of the group
= 5 x
1230 = 2
Answer(s): (a) 65%; (b) 2