4

# Find the angle between the hour hand and the minute hand of a clock when 3.25.

47*1/2°

48*1/2°

49*1/2°

50*1/2°

A. 47*1/2°

angle traced by the hour hand in 12 hours = 360°

Angle traced by it in three hours 25 min = 41/12 hrs=(360*41/12*12)° =102*1/2°

angle traced by minute hand in 60 min. = 360°.

Angle traced by it in 25 min. = (360 X 25 )/60= 150°

Required angle = 1500 – 102*1/2°= 47*1/2°

4

# At what time between 5 and 6 o'clock are the hands of a clock 3minapart?

at 344/11 min. past 5.

at 346/11 min. past 5.

at 348/11 min. past 5.

at 349/11 min. past 5.

4

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

123/11 min. past 2.

120/11 min. past 2.

120/10 min. past 2.

127/11 min. past 2.

4

at 120/11 min.

at 122/11 min.

at 127/11 min.

at 130/11 min.

4

# A watch which gains uniformly, is 6 min. slow at 8 o'clock in the morning Sunday and it is 6 min. 48 sec. fast at 8 p.m. on following Sunday. When was it correct?

at 20 min. past 7 p.m. on Wednesday.

at 35 min. past 7 p.m. on Wednesday.

at 50 min. past 7 p.m. on Wednesday.

at 24 min. past 7 p.m. on Wednesday.

4

# At what time between 4 and 5 o'clock will the hands of a clock be at right angle?

at 32/11 min. past 4.

at 32/11 min. past 4.

at 35/11 min. past 4.

at 40/11 min. past 4.

4

38 min. past 12.

40 min. past 12.

48 min. past 12.

50 min. past 12.

4

47*1/2°

48*1/2°

49*1/2°

50*1/2°