📅 MIT Science Bowl 2024🎓 HS🔄 Round 6#️⃣ Question 6🌟 BONUS✍️ Short Answer
Vigyan flips an unfair coin twice. Given that at least one coin was heads, the probability that both were heads is one-fifth. What is the probability that a single flip of his coin is heads?
✔️Answer:1/3
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