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Three sophomores, 4 juniors, and 6 seniors apply for 5 positions

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Three sophomores, 4 juniors, and 6 seniors apply for 5 positions on
an Honor Council. If the council have at least 2 seniors, in how many different ways can the council be selected?

A voice teacher selects 7 students from the class to sing for the trustees. The class has 9 men and 12 women. In how many ways can 7 students be selected and arranged in a row with 5 men in the middle and 1 women on each the end

 
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