Oscar invited 12 more women than men to his party.
13 of the women and
45 of the men turned up at the party. A total of 34 adults who were invited did not turn up. How many adults did he invite?
| |
Women |
Men |
Total |
Comparing women
and men |
12 more |
|
|
| Total |
3x5 =
15 u |
+ 12 |
5x3 =
15 u |
|
| Turned up |
1x5 =
5 u |
+ 4 |
4x3 =
12 u |
|
| Did not turn up |
2x5 =
10 u |
+ 8 |
1x3 =
3 u |
34 |
| |
Women |
Men |
Total |
| Total |
15 u |
+ 12 |
15 u |
|
| Turned up |
5 u |
+ 4 |
12 u |
|
| Did not turn up |
10 u |
+ 8 |
3 u |
34 |
13 x 12 = 4
12 - 4 = 8
Total number of adults in the end
= 10 u + 8 + 3 u
= 13 u + 8
13 u + 8 = 34
13 u = 34 - 8
13 u = 26
1 u = 26 ÷ 13 = 2
Number of adults that Oscar invited
= 15 u + 12 + 15 u
= 30 u + 12
= 30 x 2 + 12
= 60 + 12
= 72
Answer(s): 72
