Mathematics, 01.11.2020 09:40 vianney84
An examinee has to answer 6 out of 10 questions which are divided
into two groups each containing 5 questions. 3 questions from each
group are to be selected. If one question from each group is
compulsory, in how many ways can the selection be made?
Answers: 1
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An examinee has to answer 6 out of 10 questions which are divided
into two groups each containing 5...
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