At the funfair, there were 12 as many women as men and 34 as many children as adults. If there were 20 more children than women at the funfair, find the total number of people at the funfair.
| Children |
Adults |
Total |
| 3x3 |
4x3 |
7x3 |
| |
Women |
Men |
|
| |
1x4 |
2x4 |
|
| 9 u |
4 u |
8 u |
21 u |
Number of adults is the combined repeated identity. Make the number of adults the same. LCM of 3 and 4 is 12.
Number of more children than women
= 9 u - 4 u
= 5 u
5 u = 20
1 u = 20 ÷ 5 = 4
Total number of people
= 21 u
= 21 x 4
= 84
Answer(s): 84
