Latest CTS Aptitude Question SOLUTION: A. says " the horse is not black". B. says " the horse is either brown or grey." C.says " the hoese is brown" At least one is telling truth and atleast one is lying. tell the colou

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(#M40007507) CTS Numerical Ability question Reasoning problem Keep an EYE

A. says " the horse is not black".
B. says " the horse is either brown or grey."
C.says " the hoese is brown"
At least one is telling truth and atleast one is lying. tell the colour of horse.

Asked In CTS (12 years ago)

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HIMANSHU GUPTA  (12 years ago)

Assume horse is brown in color.......
A ---- true , b----true , c------true......(NOT POSSIBLE-all three can't be true)

assume horse is black in color
A------FALSE , B-----FALSE , C----FALSE.......(Not possible -all three can't lie)

So horse has to be grey in color.....:)

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Vignesh  (12 years ago)

The colour of the horse is GREY.
A says TRUTH as "The horse is not black"
C is LYING as "The horse is brown"

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HIMANSHU GUPTA  (12 years ago)

TRUTH FALSE COLOR NOT POSSIBLE COLOR POSSIBLE VALIDITY
--------------------------------------------------------------------------------
A B,C BLACK ,BROWN ,GREY NO COLOR INVALID
B A,C BROWN GREY/BLACK INVALID
C A,B BROWN(acc. to C)
But B says False (If Brown is correct......B must say truth) INVALID

A,B C BROWN , BLACK GREY VALID
:
:
:
: & so on.....as per the valid case Horse is grey in color.....

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