Ivan invited 9 more women than men to his party.
13 of the women and
34 of the men turned up at the party. A total of 28 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 |
3x4 = 12 u |
+ 9 |
4x3 = 12 u |
|
Turned up |
1x4 = 4 u |
+ 3 |
3x3 = 9 u |
|
Did not turn up |
2x4 = 8 u |
+ 6 |
1x3 = 3 u |
28 |
|
Women |
Men |
Total |
Total |
12 u |
+ 9 |
12 u |
|
Turned up |
4 u |
+ 3 |
9 u |
|
Did not turn up |
8 u |
+ 6 |
3 u |
28 |
13 x 9 = 3
9 - 3 = 6
Total number of adults in the end
= 8 u + 6 + 3 u
= 11 u + 6
11 u + 6 = 28
11 u = 28 - 6
11 u = 22
1 u = 22 ÷ 11 = 2
Number of adults who turned up for the party
= 4 u + 3 + 9 u
= 13 u + 3
= 13 x 2 + 3
= 26 + 3
= 29
Answer(s): 29