There are seven finalists for Math contest, and medals will be given to the top three finalists. How many ways are there for the medal winners to be selected?
A 720
B. 120
C. 620
D.520
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There are seven finalists for Math contest, and medals will be given to the top three finalists. How many ways are there for the medal winners to be selected?
A 720
B. 120
C. 620
D.520
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Answer:
d.52#CarryOnLearning