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MATH / A pirate searches seven islands for buried treasure. If each island has a…

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problem

A pirate searches seven islands for buried treasure. If each island has a 15\frac{1}{5} chance of having treasure, what is the probability that exactly 4 of the islands have treasure?
Plain-text mathematical notation (without MathML)
A pirate searches seven islands for buried treasure. If each island has a (1)/(5) chance of having treasure, what is the probability that exactly 4 of the islands have treasure?
Original LaTeX notation
A pirate searches seven islands for buried treasure. If each island has a $\frac{1}{5}$ chance of having treasure, what is the probability that exactly 4 of the islands have treasure?

level

Level 4

type

Counting & Probability

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