There were 22 more pupils in Group S than in Group T. If 7 pupils transferred from Group S to Group T, how many more pupils would be in Group S than in Group T?
| |
Group S |
Group T |
|
| Before |
1 u + 22 |
1 u |
|
| Change |
- 7 |
+ 7 |
|
| After |
1 u + 15 |
1 u + 7 |
|
Number of pupils that Group S had after transferring to Group T
= 1 u + 22 - 7
= 1 u + 15
Number of pupils that Group T had after the transfer
= 1 u + 7
Number of pupils in Group S more than in Group T
= 15 - 7
= 8
Answer(s): 8
