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# When a knight sets out on a quest he must choose a road to follow.... probability question?

When a knight sets out on a quest he must choose a road to follow.

3 out of every 5 knights takes the High Road. The others take the Low Road.

Of the knights taking the High Road 80% are successful in their quest. The others fail.

Of the knights taking the Low Road 40% are successful in their quest. The others fail.

a) A knight is chosen at random. The probability that he will take the Low Road is ______

.

b) A knight is chosen at random. The probability that he will take the High road and succeed in his quest is ______

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- SlumlordLv 72 months ago
A. 2 out of 5 or 40%

B. 80% of 60%; .8 * .6 = .48; 48%

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- Anonymous2 months ago
Move this to homework help or whatever the hell it is. Unrelated to personal finance.

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