A says " the horse is not black".
B says " the horse is either brown or grey."
c says " the horse is brown"
At least one is telling truth and atleast one is lying. Tell the colour of horse? Answers.
A) Black B) grey C) Brown D) White E) blue
The color of the horse can be any color other than Black and Brown.   If the color of the horse is Black - all are lying. If the color of the horse is Brown - all are telling truth. Thus, the horse is neither Black nor Brown. If the color of the horse is Grey - A and B are telling truth whereas C is lying. If the color of the horse is other than Black, Brown and Grey - A is telling truth whereas B and C are lying. You must have noticed that for the given conditions, A is always telling truth whereas C is always lying.   So ans is grey.   ANSWER:grey
<result>B</result>
A says " the horse is not black".
B says " the horse is either brown or grey."
c says " the horse is brown"
At least one is telling truth and atleast one is lying. Tell the colour of horse?