If a clock strikes 12 in 33 seconds, it will strike 6 in how many seconds?

A clock runs fast by 5 mins per hour. If the clock was set right at 12 noon and the clock shows 6.30 p.m. now, what is the right time? 

At what time between 5.30 and 6 will the hands of a clock be at right angles?

What will be the day of a week on 2 September 1990?

What time will the needles be together between 6 and 7 o'clock?

A clock showing the time of 8 o'clock in the morning. How many degrees will the hour needle rotate in the clock by 2 pm?

There are 2 to 40 minutes on any watch. So how many degree angles will be made between the two needles?

At what approximate time between 4 and 5 am will the hands of a clock be at right angle ?