1.

Three candidates solve a question. Odds in favour of the correct answer are 5 : 2, 4 : 3 and 3 : 4 respectively for the three candidates. What is the probability that at least two of them solve the question correctly?

A. 209/343
B. 134/343
C. 149/343
D. 60/343
Answer» B. 134/343


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