The probability that a man will be alive in 10years is 3/5 and the probability...

The probability that a man will be alive in 10years is 3/5 and the probability that his wife be alive in 10years is 3/5. Find the probability that in 10years.
a. Both will be alive
b. only the man will be alive
c. only the wife will be alive
d. at least one will be alive
e. none will be alive?

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