In a school there are four sections of 40 students each, in 11th standard. In how many ways can a set of 4 students representatives be chosen, one from each section.

In a school, there are four sections of 40 students each in XI standard. In how many ways can a set of 4 student representatives be chosen, one from each section?

Each sections in first year of plus two course has exactly 30 students . If there are 3 sections. In how many ways can a set of 3 students representatives be selected from each sections?

From a class of 40 students, in how many ways can five students be chosen (ii) As subject monitor (one from each subject)

How many ways 3 students can be selected from 50 students ?

To pass an examination a student has to pass in each of the three papers. In how many ways can a student fail in the examination ?

To pass an examinations a students has to pass in each of the 3 papers. In how many ways can a students fail in the examination?

In how many ways two sections of 30 students each can be formed from 60students?

From a class of 40 students, in how many ways can five students be chosen (i) For an excursion party.

There are three section A,B, C in a paper each section having 5 questions . In how many ways a student can solve exactly 5 questions taken at least one question from each section.

There are 100 students in class VII in a school. 40 students are in Section A, 33 in Dection B, and the remaining students are in Section C. Find what percentage of students are there in each section.