Question

    type-ssc

    Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed

    A 23400 Correct Answer Incorrect Answer
    B 17400 Correct Answer Incorrect Answer
    C 25220 Correct Answer Incorrect Answer
    D 25200 Correct Answer Incorrect Answer

    Solution

    4 Number of selections = selections of 3 consonants out of 7×selection of 2 vowels out of 4 =7C3 × 4 C2

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