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    Question

    In How many ways can a student choose a program of 5

    courses, if 9 courses are available and 2 courses are compulsory for every student?
    A 55ways Correct Answer Incorrect Answer
    B 45ways Correct Answer Incorrect Answer
    C 25ways Correct Answer Incorrect Answer
    D 35ways Correct Answer Incorrect Answer

    Solution

    Total courses =9 Choose program =5 Total number of the way with two courses are compulsory- = 9 -2 C5-2 =7C3

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