A clock loses 3 minutes every 8 hours. If it is set correctly at 08:00 on Monday, what time will it display at 08:00 on Wednesday?
Answer and explanation
Correct answer: D. 07:42
- Step 1: Elapsed time from Monday 08:00 to Wednesday 08:00 = 48 hours. Step 2. Number of 8-hour intervals = intervals. Step 3. Total time lost = . Step 4. Displayed time = 08:00 minus 18 minutes = 07:42. Answer: 07:42. Why not the others: 07:45 loses 15 minutes; 07:48 loses 12 minutes; 07:36 loses 24 minutes.
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