Place a comma if it is needed.
1. president george w. bush used to be part-owner of a major league baseball team the texas rangers.
2. on holidays and family get-togethers she likes to eat in an elaborately furnished dining room.
3. the geologist who lectured at browning hall last night predicted an earthquake in this area.
4. we welcomed the warm morning sun after a cold sleepless night in the tent.
5. many college students would do well to cut back on their work schedule so that they can devote more time to their studies

President George W. Bush used to be part-owner of a major league baseball team, the Texas Rangers.

On holidays and family get-togethers, she likes to eat in an elaborately furnished dining room.

The geologist, who lectured at Browning Hall last night, predicted an earthquake in this area.

We welcomed the warm morning sun, after a cold sleepless night in the tent.

Many college students would do well to cut back on their work schedule so that they can devote more time to their studies. <- I don't think you would need a comma on 5.