There are some students in the theme park.
310 of them are boys, of whom 40% of them do not wear scarves.
37 of the girls do not wear scarves. What is the percentage of the students in the theme park who wear scarves?
Boys |
Girls |
Total |
3x5 = 15 u |
7x5 = 35 u |
10x5 = 50 u |
No scarves |
Scarves |
No scarves |
Scarves |
|
2x3 |
3x3 |
3x5 |
4x5 |
|
6 u |
9 u |
15 u |
20 u |
50 u |
40% =
40100=
25 The number of boys is the repeated identity. Make the number of boys the same. LCM of 3 and 5 is 15.
Number of students who wear scarves
= 9 u + 20 u
= 29 u
Total number of students
= 6 u + 9 u + 15 u + 20 u
= 50 u
Percentage of the students in the theme park who wear scarves
=
2950 x 100%
= 58%
Answer(s): 58%