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प्रश्न
The question is based on a set of conditions. Choose the response that most accurately and completely answer the question.
There are five flagpoles lined up next to each other in a straight row in front of a school. Each flagpole flies one flag (red, white, or blue) and one pennant (green, white, or blue). The following are conditions that affect the placement of flags and pennants on the poles: On a given flagpole, the pennant and the flag cannot be the same colour. Two adjacent flagpoles cannot fly the same colour flags. Two adjacent flagpoles cannot fly the same colour pennants. No more than two of any colour flag or pennant may fly at one time.
If the 2nd and 5th pennants are blue, the 2nd and 5th flags are red, and the 3rd flag is white, then which one of the following must be true?
पर्याय
Two of the flags are white.
Two of the pennants are white.
The 4th pennant is green.
if the 1st flag is white, then the 1st pennant is green
उत्तर
if the 1st flag is white, then the 1st pennant is green
