There were 25 more pupils in Group H than in Group J. If 7 pupils transferred from Group H to Group J, how many more pupils would be in Group H than in Group J?
| |
Group H |
Group J |
|
| Before |
1 u + 25 |
1 u |
|
| Change |
- 7 |
+ 7 |
|
| After |
1 u + 18 |
1 u + 7 |
|
Number of pupils that Group H had after transferring to Group J
= 1 u + 25 - 7
= 1 u + 18
Number of pupils that Group J had after the transfer
= 1 u + 7
Number of pupils in Group H more than in Group J
= 18 - 7
= 11
Answer(s): 11
