Perry invited 9 more women than men to his party.
23 of the women and
16 of the men turned up at the party. A total of 24 adults who were invited did not turn up. How many adults turned up at the party?
|
Women |
Men |
Total |
Comparing women and men |
9 more |
|
|
Total |
3x2 = 6 u |
+ 9 |
6x1 = 6 u |
|
Turned up |
2x2 = 4 u |
+ 6 |
1x1 = 1 u |
|
Did not turn up |
1x2 = 2 u |
+ 3 |
5x1 = 5 u |
24 |
|
Women |
Men |
Total |
Total |
6 u |
+ 9 |
6 u |
|
Turned up |
4 u |
+ 6 |
1 u |
|
Did not turn up |
2 u |
+ 3 |
5 u |
24 |
23 x 9 = 6
9 - 6 = 3
Total number of adults in the end
= 2 u + 3 + 5 u
= 7 u + 3
7 u + 3 = 24
7 u = 24 - 3
7 u = 21
1 u = 21 ÷ 7 = 3
Number of adults who turned up for the party
= 4 u + 6 + 1 u
= 5 u + 6
= 5 x 3 + 6
= 15 + 6
= 21
Answer(s): 21