At the funfair, there were 15 as many girls as boys and 23 as many adults as children. If there were 6 more adults than girls at the funfair, find the total number of people at the funfair.
| Adults |
Children |
Total |
| 2x2 |
3x2 |
5x2 |
| |
Girls |
Boys |
|
| |
1x1 |
5x1 |
|
| 4 u |
1 u |
5 u |
10 u |
Number of children is the combined repeated identity. Make the number of children the same. LCM of 6 and 3 is 6.
Number of more adults than girls
= 4 u - 1 u
= 3 u
3 u = 6
1 u = 6 ÷ 3 = 2
Total number of people
= 10 u
= 10 x 2
= 20
Answer(s): 20
