Math quiz

Name:

1) 106+428

45
89
465
none of the above

2) 345-78x78

5677
890
4353
none of the above

3) 90+0

56
90
67
none of the above

4) Sally goes to the park to buy some bread, but it takes 40 minutes to walk down there. If she spent 2 hours on her trip to the store, how long did she spend finding the bread?