Quantitative Aptitude - In 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin

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In 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin?

Total Answers and Comments: 3

Last Update: June 02, 2008 Asked by: Thanuja

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January 31, 2008 08:29:44

nigamleos

Member Since: January 2008 Contribution: 1

RE: In 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin?

Ans. 5
as minimum is told. otherwise total 6.

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May 20, 2008 10:35:32

spandu

Member Since: May 2008 Contribution: 5

RE: In 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin?

can u tell me the right ans and explain it plzzzzz

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June 02, 2008 11:35:59

vimal_ece

Member Since: May 2008 Contribution: 1

RE: In 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin?

Answer is one time !!!!! divide 80 into 3 equal parts (27,27,26) .By weiging it we can find the answer (assume) couterfiet coin has less weight

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