There were 28 more pupils in Group A than in Group B. If 11 pupils transferred from Group A to Group B, how many more pupils would be in Group A than in Group B?
|
Group A |
Group B |
|
Before |
1 u + 28 |
1 u |
|
Change |
- 11 |
+ 11 |
|
After |
1 u + 17 |
1 u + 11 |
|
Number of pupils that Group A had after transferring to Group B
= 1 u + 28 - 11
= 1 u + 17
Number of pupils that Group B had after the transfer
= 1 u + 11
Number of pupils in Group A more than in Group B
= 17 - 11
= 6
Answer(s): 6