CBSE Class 11-science Maths Applications Of Permutations And Combinations
- the number of words which can be formed out of the letters of the word PARTICLE so that vowels occupy even place is
- How many words can be formed by taking 4 letters at a time out of the letters of the words MATHEMATICS?
- Find the no. Of arrangements of the letters of the word Delhi if e always comes before i.
- From a group of 15 cricket players, a team of 11 players is to be chosen. In how many ways can this be done?
- In how many ways can 5 girls and 3 boys be seated in a row so that no two boys are together?
- In how many ways can 9 persons sit around a table so that all shall not have the same neighbours in any two arrangements?
- How many triangles can be obtained by joining 12 points, five of which are collinear?
- A student has to answer 10 questions, choosing at least 4 from each of part A and part B. If there are 6 questions in Part A and in part B, in how many ways can the student choose 10 questions?
- If 8 parallel lines in a plane are intersected by a family of 10 parallel lines. Find the number of parallelograms formed?
- From a class of 25 students, 10 are to be chosen for an excursion party there are 3 students who decide that either all of them will join or none of them will join. In how many ways can they be chosen? Now a day's teenager's behavior is highly influenced under peer pressure without considering its pros and cons. Do you think that teachers' suggestion plays an important role in development of students' life?
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