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Prerna Chaudhary posted an Question
September 19, 2021 • 17:43 pm 30 points
  • IIT JAM
  • Mathematics (MA)

7. let x= {n:nis a positive integer, n< 50}. if a = {n e x ;n is even and b={ne x:n is a multiple of 7, then what is the number of elements in the smallest subs

7. Let X= {n:nis a positive integer, n< 50}. If A = {n e X ;n is even and B={ne X:n is a multiple of 7, then what is the number of elements in the smallest subset of X containing both A and B. (a) 28 (b) 29 (c) 32 (d) 35 [.A.S. Prel, 20071

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