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In a group of 50 students …

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In a group of 50 students 14 drink orange juice but not eat apple 30 drink orange juice and each student like at least one of them . Find (i) how many drink orange juice as well as eat apple (ii) how many eat apple but not drink orange juice

    • Posted by Jitisha Kalra 6 years, 10 months ago

    CBSE > Class 11 > Mathematics
    • 3 answers

    Akash Choudhary Dav Gandhinagar 6 years, 10 months ago

    Same question coming in my xam And i got same answer.

    1Thank You

    Keshav Bindal 6 years, 10 months ago

    By Using, n(A U B) = n(A) + n(B) - n(A intersection B) . n(A-B) = n(A) - n(A intersection B)

    1Thank You

    Keshav Bindal 6 years, 10 months ago

    i) 30-14 = 16 . ii) Students who eat apple = 50-30+16 = 36 . Students who eat apple, but not drink juice = 36-16 = 20

    1Thank You

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