Estimate the square root of the number below using the calculator to show your work step-by-step.
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Rewards: Closest answer: $2, 2nd closest: $1. Cheating carries a $12 fine.
Estimate the square root of: 47
Going Rate: $0.25 per correct answer (edit $going_rate in PHP)
Abigail: $55.10
Henry: $91.10