摘要： At 12 noon my watch was correct. However, it then started to lose 18 minutes per hour. Four hours ago it stopped completely and is now showing the time as 15:30. What is the correct time now? 109. How many lines appear below?
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计算题.
1.At 12 noon my watch was correct. However, it then started to lose 18 minutes per hour.
Four hours ago it stopped completely and is now showing the time as 15:30.
What is the correct time now?
Answer: _____________________________________________________________
2.
What value of weight should be placed on the scales to balance?
Answer: _____________________________________________________________
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Four hours ago it stopped completely and is now showing the time as 15:30.
What is the correct time now?
Answer: _____________________________________________________________
2.
What value of weight should be placed on the scales to balance?
Answer: _____________________________________________________________