- A144 days
- B288 days
- C141 days
- D48 days
Step-by-Step Solution
In 3 days it has gained 15 min (it shows 8:15 at 8:00), i.e. 5 min a day. A 12-hour face shows the right time again after gaining min: days. (288 days uses 24 hours.)
Answer: A) 144 days
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