📅 MIT Science Bowl Invitational 2020🎓 HS🔄 Round 4#️⃣ Question 20 TOSS UP✍️ Short Answer
David wants to give his 10 indistinguishable marbles to 4 friends. Assuming marbles cannot be split and each friend will get at least one marble, how many ways are there for David to give away his marbles?
✔️Answer:84
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