There are some students in the fun fair.
14 of them are boys, of whom 60% of them do not wear scarves.
23 of the girls do not wear scarves. What is the percentage of the students in the fun fair who wear scarves?
| Boys |
Girls |
Total |
1x5 =
5 u |
3x5 =
15 u |
4x5 =
20 u |
| No scarves |
Scarves |
No scarves |
Scarves |
|
| 3x1 |
2x1 |
2x5 |
1x5 |
|
| 3 u |
2 u |
10 u |
5 u |
20 u |
60% =
60100=
35 The number of boys is the repeated identity. Make the number of boys the same. LCM of 1 and 5 is 5.
Number of students who wear scarves
= 2 u + 5 u
= 7 u
Total number of students
= 3 u + 2 u + 10 u + 5 u
= 20 u
Percentage of the students in the fun fair who wear scarves
=
720 x 100%
= 35%
Answer(s): 35%
