Comments on: Puzzles – Logical questions asked in interview

By: Sharath Kumar P

Sharath Kumar P — Wed, 09 Dec 2015 15:03:00 +0000

Q 4.

Total of minimum 2 weighs is required as follows.

divide 9 coins into 3 groups with 3 coins each.
consider as Group x, Group Y and Group Z

weigh 2 groups and u will find the defective coin group —- (yet 1 Weighing done).

imagine Group Z is defective,

then from defective group, u can find easily the defective coin in 1 weighs.
(USE probability i.e, 1 1 2 or 1 2 1 or 2 1 1, to find that defective coin, u have to weigh one time atleast) —- (1 Weighing done)

Total 2 Weighs…………

By: Sharath Kumar P

Sharath Kumar P — Wed, 09 Dec 2015 15:02:00 +0000

can anyone explain in brief the question 6,7 and 9?

By: Sharath Kumar P

Sharath Kumar P — Wed, 09 Dec 2015 14:41:00 +0000

In reply to adi.

total of minimum 2 weighs is required as follows.

divide 9 coins into 3 groups with 3 coins each.
consider as Group x, Group Y and Group Z

weigh 2 groups and u will find the defective coin group —- (yet 1 Weighing done).

imagine Group Z is defective,

Total 2 Weighs…………

By: Harshlata

Harshlata — Tue, 22 Apr 2014 06:51:00 +0000

In reply to Umesh.

correct…………..!

By: Umesh

Umesh — Tue, 22 Apr 2014 06:48:00 +0000

8)Ans:
The angle between hr & min hand is 7.5 degrees……

By: harsh

harsh — Tue, 22 Apr 2014 05:53:00 +0000

In reply to Pratik.

Chuk…….

By: shivam patel

shivam patel — Mon, 28 Oct 2013 19:18:00 +0000

sol of quest9…the fly will travel (13/14) of the total distance between the two stations.

By: krati

krati — Tue, 03 Sep 2013 13:14:00 +0000

what is the answer of questions 7th & 9th??

By: shanmukha

shanmukha — Thu, 22 Aug 2013 08:00:00 +0000

Que 9:data is not sufficient provide answer,unless how far are city X and city Y apart is not mentioned no answer can drawn.

By: Sunil

Sunil — Mon, 03 Jun 2013 10:36:00 +0000

In reply to reetika. or you can simply write 0000 before 120 i.e. 0000120