Andy invited 3 more women than men to his party.
23 of the women and
14 of the men turned up at the party. A total of 40 adults who were invited did not turn up. How many adults turned up at the party?
|
Women |
Men |
Total |
Comparing women and men |
3 more |
|
|
Total |
3x4 = 12 u |
+ 3 |
4x3 = 12 u |
|
Turned up |
2x4 = 8 u |
+ 2 |
1x3 = 3 u |
|
Did not turn up |
1x4 = 4 u |
+ 1 |
3x3 = 9 u |
40 |
|
Women |
Men |
Total |
Total |
12 u |
+ 3 |
12 u |
|
Turned up |
8 u |
+ 2 |
3 u |
|
Did not turn up |
4 u |
+ 1 |
9 u |
40 |
23 x 3 = 2
3 - 2 = 1
Total number of adults in the end
= 4 u + 1 + 9 u
= 13 u + 1
13 u + 1 = 40
13 u = 40 - 1
13 u = 39
1 u = 39 ÷ 13 = 3
Number of adults who turned up for the party
= 8 u + 2 + 3 u
= 11 u + 2
= 11 x 3 + 2
= 33 + 2
= 35
Answer(s): 35