Puzzle 1: How many times in a day, the hands of a clock are straight?
A. 22 B. 44 C. 24 D. 48
Puzzle 2:At 3.40, the hour hand and the minute hand of a clock form an angle of?
A. 120° B. 130° C. 125° D. 135°
Puzzle 3: How many times do the hands of a clock coincide in a day?
A. 24 B. 21 C. 20 D. 22
Puzzle 4:What time does the last watch indicate?
Puzzle 5:What time does the last watch indicate?
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