The chances of X, Y and Z becoming managers of a certain company are 4 : 2 : 3. The probabilities that bonus scheme will be introduced if X, Y and Z become managers are 0.3, 0.5 and 0.4 respectively. If the bonus scheme has been introduced, what is the probability that Z was appointed as the manager?

The chance X, Y and Z becoming managers of certain company and 4:2:3. the probabilities that bonus scheme will be introduced if X,Y and Z become managers are 0.3, 0.5 and 0.4 respectively? If the bonus scheme has been introduced,What is the probability that Z was appointed as the manager?

The chances of A, B and C becoming manager of a certain company are 5 : 3 : 2 . The probabilities that the office canteen will be improved if A, B and C become managers are 0.4, 0.5 and 0.3 respectively. If the office canteen has been improved, what is the probability that B was appointed as the manager ?

The chances of A,B,C becoming manager of a certain company are 5:3:2. The probability that the office canteen will be improved if A,B, and C become managers are 0.4,0.5 and 0.3 respectively . If the office canteen has been improved, what is the probability that B was appointed as the manager?

The chances of A,B,C becoming minister of a state are 4:5:6. The probability that the employment opportunities are improved if A,B and C become ministers are 0.4,0.3 and 0.2 respectively. If the employment opportunities are improved .What is the probability that B has become the minister.

Find the distance between the parallel planes x +2y-2z +1= 0 and 2x + 4y - 4z+5=0.

Find the equation of the plane through the intersection of the planes 2x - 3y + z - = 0 and x - y + z + 1 = 0 and perpendicular to the plane x + 2y - 3z + 6 = 0.

Find the equation of the plane through the line of intersection of the planes x+y+z=1 and 2x+3y+4z=5 which is perpendicular to the plane x-y+z=0

If the system of equations x+a y=0,a z+y=0,a n da x+z=0 has infinite solutions, then the value of equation has no solution is -3 b. 1 c. 0 d. 3