A watch is 1 minute slow at 1 p.m. on Tuesday and 2 minutes fast at 1 p.m. on Thursday. When did it show the correct time?
A watch is 1 minute slow at 1 p.m. on Tuesday and 2 minutes fast at 1 p.m. on Thursday. When did it show the correct time?
Solution
✅ Correct Option: 4
We need to calculate the time at which the watch covered 1 extra minute so that it shows the correct time.
Number of hours between 1 p.m on Tuesday and 1 p.m. on Thursday hours
Extra minutes covered by the watch min(slow) + mins(fast) mins
The watch covered mins extra in hours.
Hence, the clock covered min extra in hours.
The time after hours am on Wednesday.
Option 4 is the correct option.