## 5 jars of pills riddle (microsoft 2012 puzzle)

 Tweet Puzzle: You have 5 jars of pills. Each pill weighs 10 gram, except for contaminated pills contained in one jar, where each pill weighs 9 gm. Given a scale, how could you tell which jar had the contaminated pills in just one measurement? Show Solution Solution: 1. Mark the jars with numbers 1, 2, 3, 4, and 5.2. Take 1 pill from jar 1, take 2 pills from jar 2, take 3 pills from jar 3, take 4 pills from jar 4 and take 5 pills from jar 5.3. Put all of them on the scale at once and take the measurement.4. Now, subtract the measurement from 150 ( 1*10 + 2*10 + 3*10 + 4*10 + 5*10)5. The result will give you the jar number which has contaminated pill. POST YOUR OPINION IF YOU HAVE BETTER SOLUTION
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Puzzle:
You have 5 jars of pills. Each pill weighs 10 gram, except for contaminated pills contained in one jar, where each pill weighs 9 gm. Given a scale, how could you tell which jar had the contaminated pills in just one measurement?

Show Solution
POST YOUR OPINION IF YOU HAVE BETTER SOLUTION

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