Clocks Questions and Answers

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Q41
How many degrees does the hour hand move in 20 minutes?
  • A A) 5°
  • B B) 10°
  • C C) 15°
  • D D) 20°
Answer: Option B
Explanation: 0.5° per minute × 20.
Q42
At what time between 7 and 8 o'clock will hands coincide?
  • A A) 7:35
  • B B) 7:38 2/11
  • C C) 7:40
  • D D) 7:42
Answer: Option B
Explanation: (H × 60)/11.
Q43
At what time between 10 and 11 o'clock will hands be opposite?
  • A A) 10:32
  • B B) 10:38 2/11
  • C C) 10:40
  • D D) 10:45
Answer: Option B
Explanation: (60/11)(H – 3).
Q44
How many right angles will the hands form in 12 hours?
  • A A) 22
  • B B) 44
  • C C) 48
  • D D) 24
Answer: Option B
Explanation: Twice per hour except overlaps.
Q45
How many degrees does the minute hand move in 15 minutes?
  • A A) 60°
  • B B) 75°
  • C C) 90°
  • D D) 180°
Answer: Option C
Explanation: 6° per minute × 15.
Q46
The hour hand moves 30° in:
  • A A) 1 hour
  • B B) 2 hours
  • C C) 3 hours
  • D D) 4 hours
Answer: Option A
Explanation: 360° ÷ 12.
Q47
If the time is 2:30, what is the angle?
  • A A) 90°
  • B B) 105°
  • C C) 120°
  • D D) 75°
Answer: Option D
Explanation: |30×2 – (11×30)/2|.
Q48
At what time between 5 and 6 o'clock are hands at right angles?
  • A A) 5:16 4/11
  • B B) 5:18
  • C C) 5:20
  • D D) 5:21
Answer: Option A
Explanation: Use 30H ± 90 = 11M/2.
Q49
How many degrees does minute hand move when clock advances by 12 minutes?
  • A A) 60°
  • B B) 72°
  • C C) 66°
  • D D) 80°
Answer: Option B
Explanation: 12×6°.
Q50
The minute hand overtakes the hour hand every ___ minutes.
  • A A) 60
  • B B) 65.45
  • C C) 55
  • D D) 70
Answer: Option B
Explanation: 720/11 min.

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