# Jack had

Jack had 4 hours of school.

He spent 45 minutes in the library and 1/2 hour on a science lecture and had a lunch break of 25 minutes.

How much time is left for the school to get over? (Write the answer as a fraction.)

He spent 45 minutes in the library and 1/2 hour on a science lecture and had a lunch break of 25 minutes.

How much time is left for the school to get over? (Write the answer as a fraction.)

### Correct answer:

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