Three friends A, B and C got their photograph clicked. Find the probability that B is standing at the central position, given that A is standing at the left corner.

Four boys and three girls stand in a queue for an interview,probability that they will in alternate position is

Six people - C, D, E, F, G and H are standing in a straight line facing north not necessarily in the same order. D is standing second to the right of F. C is standing fourth to the left of H and H is not standing on the extreme end of the line. E is standing second to the right of D. If all the people are asked to stand in an alphabetical order from left to right, the positions of how many will remain unchanged ?

In a competition A, B and C are participating. The probability that A wins is twice that of B, the probability that B wins is twice that of C. find the probability that A losses.

Six people - C, D, E, F, G and H are standing in a straight line facing north not necessarily in the same order. D is standing second to the right of F. C is standing fourth to the left of H and H is not standing on the extreme end of the line. E is standing second to the right of D. Four of the following five are alike in a certain way based on their positions in the above arrangement and so form a group. Which of the following does not belong to the group ?

Five persons A, B, C, D and E are sitting in a row facing you such that D is on the left of C and B is on the right of E. A is on the right of C and B is on the left of D. If E occupies a corner position, then who is sitting in the centre ?

Six people - C, D, E, F, G and H are standing in a straight line facing north not necessarily in the same order. D is standing second to the right of F. C is standing fourth to the left of H and H is not standing on the extreme end of the line. E is standing second to the right of D. What is the position of G with respect to E ?

Each of the question below consists of a question and two statements numbered I and II given below it. You have to decide whether the datagiven in the statements are sufficient to answer the questions. Read both the statements and- Seventeen people are standing in a straight line facing south. What is Bhavna's position from the left end of the line ? I. Sandeep is standing second to the left of Sheetal. Only five people stand between Sheetal and the one who is standing at the extreme right end of the line. Four people stand between Sandeep and Bhavna. II. Anita is standing fourth to the left of Sheetal . Less than three people are standing between Bhavna and Anita.