PSLE A group of boys were asked to choose their favourite sport from badminton, rugby and aerobics. The pie chart represents the boys' choices. Half of the group chose aerobics.
- What percentage of the group chose badminton?
- The boys' choices were also represented by a bar graph. Part of the graph is not shown. How many boys chose rugby?
(a)
Percent of the group that chose aerobicsl
= Half of the pie chart
=
12 x 100%
= 50%
Percent of the group that chose rugby = 45%
Percent of the group that chose badminton
= 100% - 50% - 45%
= 5%
(b)
50% of the group = 20
1% of the group =
2050 Percent of the group that chose rugby
= 45% of the group
= 45 x
2050 = 18
Answer(s): (a) 5%; (b) 18