ACIO Exam

A speaks the truth 3 out of 4 time, and B 5 out of 6 times . What is the probability that they will contradict each other in stating the same fact?

Read Solution (Total 1)

P(A). P(-B)+P(-A).P(B) = 1/3
9 years agoHelpfull: Yes(1) No(5)

ACIO Other Question

There is a 7-digit telephone number with all different digits . If the digit at extreme right and extreme left are 5 and 6 respectively, find how many such telephone numbers are Possible. A circle is inscribed inside an equilateral triangle touching all the three sides, If the radius of the circle is 2 cm, find the area of the triangle.