If you toss 6 coins, what is the probability of all 6 coins matching?

If Stephen Curry made 272 3pt shots and attempted to make 600 shots what would be the probability?

You pick 4 cards from a deck replacing the card each time before picking the next card. What is the probability that all 4 cards are Jacks?

A chest of pirate treasure has 8 fake coins, 6 plastic jewels, 5 painted stink bombs, and 2 priceless artifacts. If a person randomly selects one item from the chest, what is the probability that they select a priceless artifact? Write your answer as a decimal and round to three decimal places.