6:00 बजे किसी घड़ी के घंटे की सुई और मिनट की सुई के बीच का कोण कितना होता है?

At 3:40, the hour hand and the minute hand of a clock form an angle of:

January 1, 2008 is Tuesday. What day of the week is January 1, 2009?

If Tuesday falls on the 4th of a month, then which day of the week will fall three days after the 24th of that month?