>>19223536one way to get all three silver are real = .75^3 = 0.421875 (pass)
three ways to get two silver real one fake, 3 * .25 * .75^2 = 0.421875 (pass)
three ways to get one silver real two fake, 3 * .25^2 * .75 = 0.140625 (fail)
one way to get all three silver fake, .25^3 = 0.015625 (fail)
(sanity check: 0.015625 + 0.140625 + 0.421875 + 0.421875 = 1)
0.421875 + 0.421875 = 0.84375
Silver has 84.375% chance of freeing my shark wife from prison, gold has 75% chance
