JAMB Mathematics 2009 Objective — Question 11

Question 11 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2009 Objective paper, with the correct answer and a full explanation.

I. S intersect T intersect W = S, II. S intersect T intersect W = S, III. T union W = S. If SS T W which of the above statements are true?

A. I and IICorrect
B. I and III
C. II and III
D. I, II and III

Explanation

Given S is a subset of T is a subset of W: S intersect T intersect W = S is True; S union T union W = W is True; T union W = S is False since T union W = T. So I and II are correct.

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