Japheth invited 3 more women than men to his party.
23 of the women and
56 of the men turned up at the party. A total of 7 adults who were invited did not turn up. How many adults did he invite?
| |
Women |
Men |
Total |
Comparing women
and men |
3 more |
|
|
| Total |
3x2 =
6 u |
+ 3 |
6x1 =
6 u |
|
| Turned up |
2x2 =
4 u |
+ 2 |
5x1 =
5 u |
|
| Did not turn up |
1x2 =
2 u |
+ 1 |
1x1 =
1 u |
7 |
| |
Women |
Men |
Total |
| Total |
6 u |
+ 3 |
6 u |
|
| Turned up |
4 u |
+ 2 |
5 u |
|
| Did not turn up |
2 u |
+ 1 |
1 u |
7 |
23 x 3 = 2
3 - 2 = 1
Total number of adults in the end
= 2 u + 1 + 1 u
= 3 u + 1
3 u + 1 = 7
3 u = 7 - 1
3 u = 6
1 u = 6 ÷ 3 = 2
Number of adults that Japheth invited
= 6 u + 3 + 6 u
= 12 u + 3
= 12 x 2 + 3
= 24 + 3
= 27
Answer(s): 27
