There were 28 more pupils in Group N than in Group P. If 13 pupils transferred from Group N to Group P, how many more pupils would be in Group N than in Group P?
|
Group N |
Group P |
|
Before |
1 u + 28 |
1 u |
|
Change |
- 13 |
+ 13 |
|
After |
1 u + 15 |
1 u + 13 |
|
Number of pupils that Group N had after transferring to Group P
= 1 u + 28 - 13
= 1 u + 15
Number of pupils that Group P had after the transfer
= 1 u + 13
Number of pupils in Group N more than in Group P
= 15 - 13
= 2
Answer(s): 2