How many times in a day, are the hands of a clock in straight line but opposite in direction?

Option :
A. 20
B. 19
C. 22
D. 35
E. none of the above

A clock is started at noon. By 10 minutes past 5, the hour hand has turned through:

Option :
A. 145
B. 155
C. 157
D. 134
E. none of the above

A watch which gains uniformly is 2 minutes low at noon on Monday and is 4 min. 48 sec fast at 2 p.m. on the following Monday. When was it correct?

Option :
A. 2 p.m. on Wednesday
B. 1 p.m on friday
C. 12 p.m on thursday
D. 9 a.m on saturday

At 3.40, the hour hand and the minute hand of a clock form an angle of:

Option :
A. 110 degrees
B. 120 degrees
C. 130 degrees
D. 132 degrees

Calculate the angle between the two hands of clock when the clock shows 4 : 20 p.m. ?

Option :
A. 5 degrees
B. 16 degrees
C. 10 degrees
D. 12 degrees