fill the 5 gallon first and then pour it into 3 gallon up to the brim now 3 has filled fully and 5 one has 2 gallon left in it. Pour this 2 into your reserved place and repeat the same process again to get 2 . now 2+2...gives 4gallon.
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So the question is?????
somavenkat:
How to measure exactly 4 gallon of water from 3 gallon and 5 gallon jars, Given, you have unlimited water supply from a running tap.
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what is the real question ¿????????????
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