2 Answered Questions for the topic Combination And Permutation

Combination And Permutation Statistics Probability Combinations

08/02/18

Please Help me to answer this question. Justify your answer please

A student council has five seniors, four juniors, three sophomores, and two freshmen as members. In how many ways can a four member council committee be formed that includes one member of each class?
Combination And Permutation

03/16/18

There are 10 ships crossing between two towns. In how many ways can a man go from one town to the other and return by another ships?

Please answer it. What to use? Combination or permutAtion?

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