The students `S_(1),S_(2),....S_(10)` are divided into 3 group "A", "B" and "C" such that each group has at least one student and the group C has at most 3 student the total no of possibilities of forming such group is `1000 lambda` the the value of ` lambda` is

The students in a class can be divided into groups of 2, 3, 5 and 6. What is the least number of children this class can have.

Find the number of ways of dividing 6 couples in 3 groups if each group has exactly one couple and each group has 2 males and 2 females.

Fourteen numbered balls (1, 2, 3, …, 14) are divided in 3 groups randomly. Find the probability that the sum of the numbers on the balls, in each group, is odd.

In the figure shown three slits s_(1),s_(2) and s_(3) are illuminated with of wavelength lambda.lambda ltltd and D gtgt d. Each slit prouduces same intensity I on the screen. If intensity at the point on screen directly infront of s_(2) is 3I then the maximum value of lambda is (nd^(2))/(2D) Find value of n.

In a group of 45 students, 22 can speak Hindi only and 12 can speak English only. If (2lambda+1) student can speak both Hindi and English, the value of lambda is

Arachidonic acid ha s a carboxyl group attached to an R group. This R group contain:-

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

During the Inter - School Debate championship, students of the 9^(th) grade of lIIions Public School had to be divided into group.It was found that if they were divided into group of four, one students was left out. If they were divided into group of six, then too, one students was left out. What was the minimum number of students in the grade such that they can be perfectly divided in group of five ?