Let X be the set of all graduates in India. Elements x and y in X are said to be related if they are graduates of the same university. Which one of the following statements is correct?

Let X be the set of all citizens of India. Elements x, y in X are said to be related if the difference of their age is 5 years. Which one of the following is correct ?

Let X be the set of all persons living in a city. Persons x, y in X are said to be related as xlty if y is at least 5 years older than x. Which one of the following is correct?

Let X be the set of all persons living in a city. Persons x, y in X are said to be related as xlty if y is at least 5 years older than x. Which one of the following is correct?

Let S be the set of all persons living in Delhi. We say that x, y in S are related if they were born in Delhi on the same day. Which one of the following is correct?

Let X be the set of all persons living in Delhi. The persons a and b in X are said to be related if the difference in their ages is at most 5 years. The relation is

Let X be the set of all engineering colleges in a state of Indian Republic and R be a relation on X defined as two colleges are related iff they are affiliated to the same university, then R is

Let X be the set of all engineering colleges in a state of Indian Republic and R be a relation on X defined as two colleges are related iff they are affiliated to the same university, then R is

X is the set of all engineering colleges in the state of A.P and R is a relation on X defined as two colleges are realted iff they are affiliated to the same university then R. is

Many organizations have been resorting to recruitment based upon performance at graduate post-graduate level exams rather than conducting exams for the same purpose. Which of the following statements would strengthen the argument given in the above statement? (a) A recent study shows no link of past performance with the performance in recruitment exams. (b) The graduate/post-graduate exams are considered to be deficient in training in job related environment (c) Organisations which had undertaken recruitment on thesis of graduate / post-graduate exams report a significant drop in the quality of the recruited employees (d) Such policies could save time, money and resources of the organisation which are wasted in the conduct of recruitment examinations.