60% of the students are girls. 30% of the girls and 80% of the boys wear caps. What percentage of the students do not wear caps?
Girls |
Boys |
Total |
60% |
40% |
100% |
Wear caps |
Do not wear |
Wear caps |
Do not wear |
|
18% |
42% |
32% |
8% |
100% |
Number of girls who wear caps
= 30% x 60%
=
30100 x 60%
= 18%
Number of boys who wear caps
= 80% x 40%
=
80100 x 40%
= 32%
Percentage of students who wear caps
= 18% + 32%
= 50%
Percentage of students who do not wear caps
= 100% - 50%
= 50%
Answer: 50%