state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 Logical Reasoning Blood Relations Coded Blood Relation Problems
Study the following information carefully and answer the given question.
‘X > Y’ means ‘X is the wife of Y’, ‘X & Y’ means ‘X is the brother of Y’, ‘X ! Y’ means ‘X is the father of Y’ and ‘X % Y’ means ‘X is the mother of Y’.
Which of the following expression shows that J is the maternal grandfather of M?1
J & L ! K % M
2
L ! M & J > K
3
L & K > J ! M
4
J ! K > L ! M