Manhattan Associates Interview Question: You are given 8 balls each th... | Glassdoor

Interview Question

Associate Consultant Interview(Student Candidate) Atlanta, GA

You are given 8 balls each the same size. One ball is

  slightly heavier than the others. Using a scale and only two weighs how can you determine which ball is the heavier one?
Answer

Interview Answer

1 Answer

2

Leave two balls to the side. Put three balls on each side and weigh. If they balance, the heavier ball will be one of the two balls you put aside. But if one side is heavier, you have now narrowed it down to three. So weigh two of them and you can figure out which of the three is the heavier.

TP on Nov 19, 2011

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