Smartphones
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Measuring water

 

If you had an infinite supply of water and a 5 gallon and 3 gallon bucket, how would you measure exactly 4 gallons?

 

 

 

 

 

 

 

 

 

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Answer:

 

 

                         5          3

Fill up 3            0          3

Tip into 5          3          0

Fill up 3             3          3

3 to 5                5          1

Tip out 5           0          1

3 to 5                1          0

Fill up 3            1    +    3 = 4

 

 


Difficulty
    • Moderate
      		Type
        • Logic
        • Mathematical


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