If six students, including two particular students A and B, stand in a row, then the probability that A and B are separated with one student in between them is

Eight students are arranged in a row. Find the probability that two given students will be next to each other?

IF two sections of strengths 30 and 45 are formed from 75 students who are admitted in a school,then the probability that two particular students are always together in the same section is

In a school, all the students can stand in a row, so that each row has 5, 9 or 10 students. Find the least number of students in the school.

it is given that in a group of 3 students the probability that 2 students are not having the same birthday is 0.992. what is the probability that the two students have the same birthday.

In how many ways can six students be seated in a line so that two particular students do not sit together?

A college student has to appear for two examinations A and B. The probabilities that the student passes in A and B are 2/3 and 3/4 respectively. If it is known that the student passes at least one among the two examinations, then the probability that the student will pass both the examination is (A) 1/6 (B) 1/2 (C) 1/3 (D) 6/11

In a row of 50 students Renu is fifteenth from left and Raju is eighteenth from right. How many students are between them?