Prerna chaudhary 1 Asked a Question
September 19, 2021 5:43 pmpts 30 pts
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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  • Navdeep 1 thankyou
    if X ={n,n<50 } then sol 28
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  • Prerna chaudhary 1
    ans....( 8 )---(d)
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    Navdeep 1
    check attachment
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  • Navdeep 1 Best Answer
    in 7th answer is 29
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  • Navdeep 1
    8-d 9-b
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