Latest Maths Olympiad Aptitude Question SOLUTION: Given any nine integers show that it is possible to choose, from among them, four integers a, b, c, d such that a + b − c − d is divisible by 20. Further show that such a selec

• Placement Papers
• /
• Maths Olympiad

Maths Olympiad Question Papers:

(#M40021938) MATHS OLYMPIAD question ALGEBRA Keep an EYE

Given any nine integers show that it is possible to choose, from among them, four
integers a, b, c, d such that a + b − c − d is divisible by 20. Further show that such a
selection is not possible if we start with eight integers instead of nine.

Asked In Maths Olympiad MAN (10 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution