I have 2 hour glass one measures 11 minute and another measures 7 minute. how u measure 15 minutes? using only one flip of any one of hour glass.
only one flip is allowed
- Evangeline
- 29 Jul
- 284 Views
- 8 Answers
Your Answer
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Srikanth
- 05 Jan
with one flip i think there is no possible solution minimukm it taks two flips
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