The probability that A speaks truth is 4/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact? Options.
A) 19/35  B) 19/37  C) 19/39  D) 19/33  E) 19/31
If both agree stating the same fact, either both of them speak truth of both speak false.   Probability = 4/5 * 4/7 + 1/5 * 3/7   = 19/35   19/35nswer:19/35
<result>A</result>
The probability that A speaks truth is 4/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact?