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there are 50 competitors in the mens ski jumping. 30 move on to the qualifying round. how many different ways can the qualifying round be selected
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there are 50 competitors in the mens ski jumping. 30 move on to the qualifying round. how many different ways can the qualifying round be selected

User Munter
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They can take the 30 best abd remove the 20 worst, or remove the 20 best and send on the 39 worst.
User Migore
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