Two students solved a problem. One student solved it correctly and one student solved it incorrectly. Determine which student solved the problem correctly.

The problem: 53+42
5
3
+
4
2

Tom: 5+5+5×4+4=120
5
+
5
+
5
×
4
+
4
=
120

Maggie: 5×5×5+4×4=141