Three ships A, B and C sail from England to India. If the ratio of their arriving safely are 2 : 5, 3 : 7 and 6 : 11 respectively then the probability of all the ships for arriving safely is [Pb. CET 2000]

Three ships A, B and C sail from England to India. If the ratio of the

1.	Three ships A, B and C sail from England to India. If the ratio of their arriving safely are 2 : 5, 3 : 7 and 6 : 11 respectively then the probability of all the ships for arriving safely is [Pb. CET 2000]
A.	\[\frac{18}{595}\]
B.	\[\frac{6}{17}\]
C.	\[\frac{3}{10}\]
D.	\[\frac{2}{7}\]
Answer» B. \[\frac{6}{17}\]

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Three ships A, B and C sail from England to India. If the ratio of their arriving safely are 2 : 5, 3 : 7 and 6 : 11 respectively then the probability of all the ships for arriving safely is [Pb. CET 2000]

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