Advanced Real world

Solve these problems to test your skills!

1) Solve
4:00 to 4:15
2) Solve
10:00+15m=
3) Solve
3:40+5m=
4) Solve
6:15 to 7:00
5) Solve
9:50 to 10:35
6) Solve
7:25+15m=
7) Solve
1:15+25m=
8) Solve
1:15 to 1:45
9) Solve
10:40+45m=
10) Solve
2:35 to 3:10
11) Solve
6:00 to 6:20
12) Solve
4:50 to 5:05
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