# You have the misfortune to own an unreliable clock. This one gains exactly 15 minutes every hour. It is now showing.....

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You have the misfortune to own an unreliable clock.
This one gains exactly 15 minutes every hour. It is now showing 3:00 am and you know that it was correct at midnight, when you set it.
The clock stopped four hours ago, what is the correct time now?

posted May 26, 2023
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You have the misfortune to own an unreliable clock.
This one gains exactly 12 minutes every hour.
It is now showing 10 pm and you know that it was correct at midnight, when you set it.
The clock stopped four hours ago, what is the correct time now?

+1 vote

At a given time, the hour and minute hands of a clock form an angle of 18 degree exactly . What is the minimum amount of time it takes that this will be the case again?

Can you find out the angle between the minute hand and the hour hand at 3:15 on an analog clock? Think hard and then come to a conclusion.

A clock was correct at midnight.

From that moment it began to lose two minutes per hour.

The clock stopped three hours ago showing 13:32.

The clock runs for less than 24 hours.

What is the correct time now?