PSLE A group of boys were asked to choose their favourite sport from swimming, fencing and gymnastics. The pie chart represents the boys' choices. One-tenth of the group chose gymnastics.
- What percentage of the group chose swimming?
- The boys' choices were also represented by a bar graph. Part of the graph is not shown. How many boys chose fencing?
(a)
Percent of the group that chose gymnasticsl
= One-tenth of the pie chart
=
110 x 100%
= 10%
Percent of the group that chose fencing = 10%
Percent of the group that chose swimming
= 100% - 10% - 10%
= 80%
(b)
10% of the group = 4
1% of the group =
410 Percent of the group that chose fencing
= 10% of the group
= 10 x
410 = 4
Answer(s): (a) 80%; (b) 4