Cole invited 9 more men than women to his party.
23 of the men and
56 of the women turned up at the party. A total of 12 adults who were invited did not turn up. How many adults did he invite?
|
Men |
Women |
Total |
Comparing men and women |
9 more |
|
|
Total |
3x2 = 6 u |
+ 9 |
6x1 = 6 u |
|
Turned up |
2x2 = 4 u |
+ 6 |
5x1 = 5 u |
|
Did not turn up |
1x2 = 2 u |
+ 3 |
1x1 = 1 u |
12 |
|
Men |
Women |
Total |
Total |
6 u |
+ 9 |
6 u |
|
Turned up |
4 u |
+ 6 |
5 u |
|
Did not turn up |
2 u |
+ 3 |
1 u |
12 |
23 x 9 = 6
9 - 6 = 3
Total number of adults in the end
= 2 u + 3 + 1 u
= 3 u + 3
3 u + 3 = 12
3 u = 12 - 3
3 u = 9
1 u = 9 ÷ 3 = 3
Number of adults that Cole invited
= 6 u + 9 + 6 u
= 12 u + 9
= 12 x 3 + 9
= 36 + 9
= 45
Answer(s): 45