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Math
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How many people need to be in a room before there's a 50% chance two share a birthday? The real answer will blow your mind Options:
23
50
183
365
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3 friends pay ₹30 for a room (₹10 each). Manager realizes it’s only ₹25, sends ₹5 back. Bellboy keeps ₹2 and returns ₹1 each.
They paid ₹9 each = ₹27. Bellboy has ₹2.
But 27 + 2 = 29. Where is the missing ₹1?
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