Clock - General Questions

At what time between 2 and 3 o'clock will the hands of a clock be together?

A clock shows 3:57. What time does its mirror image show?

At what time between 7 and 8 o'clock will the hands of a clock be at right angles for the first time?

At what time between 10 and 11 o'clock will the hands of a clock be at right angles for the first time?

At what time between 7 and 8 o'clock will the hands of a clock be at right angles for the first time?