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IQ Brain Teaser #123 A box contains 4 coins, 2 of which are normal in that they have heads on one side, tails on the other, and 2 of which have heads on both sides. You randomly select one of the coins. If the face you are looking at is heads, what chance is there that the other side is tails? 1/2 3/7 2/5 1/3 2/7 1/4 1/5 1/6 1/7 None of the above are correct view results Back to top | Back to Main Page of Puzz.com - IQ Tests, Puzzles, Games & Contests ©2025 Puzz.com, LLC & respective partners. All rights reserved. Our IQ tests are for entertainment purposes only. Privacy Policy