If two different numbers are taken from the set {0, 1, 2, 3, ........, 10}; then the probability that their sum as
well as absolute difference are both multiple of 4, is :
${{12} \over {55}}$
${{14} \over {45}}$
${{7} \over {55}}$
${{6} \over {55}}$
Solution
Please login to view the detailed solution steps...