engineering recuitment NIELIT Scientific Assistant Mock Test 2025 Engineering Mathematics Set Theory & Algebra Closures of Relations
The relation \(xRy\) between times shown by a clock for a particular day such that \(x\) and \(y\) are at most twenty minutes apart. The relation \(R\) is:
1
reflexive, symmetric and transitive
2
reflexive, symmetric but not transitive
3
irreflexive, antisymmetric and transitive
4
reflexive, asymmetric but not transitive