There are some pupils in the theme park.
35 of them are boys, of whom 60% of them do not wear caps.
12 of the girls do not wear caps. What is the percentage of the pupils in the theme park who wear caps?
Boys |
Girls |
Total |
3x5 = 15 u |
2x5 = 10 u |
5x5 = 25 u |
No caps |
Caps |
No caps |
Caps |
|
3x3 |
2x3 |
1x5 |
1x5 |
|
9 u |
6 u |
5 u |
5 u |
25 u |
60% =
60100=
35 The number of boys is the repeated identity. Make the number of boys the same. LCM of 3 and 5 is 15.
Number of pupils who wear caps
= 6 u + 5 u
= 11 u
Total number of pupils
= 9 u + 6 u + 5 u + 5 u
= 25 u
Percentage of the pupils in the theme park who wear caps
=
1125 x 100%
= 44%
Answer(s): 44%