Permutation and Combination - Shortcuts & Tricks for Placement Tests, Job Interviews & Exams

Crack the quantitative aptitude section of Placement Test or Job Interview at any company with shortcuts & tricks on Permutation and Combination. Extremely helpful to crack entrance exams like MBA, Banking – IBPS, SBI, UPSC, SSC, Railways etc.

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0:00 Quantitative Aptitude
0:43 Formula
15:24 In how many ways can we arrange the word 'FUZZTONE' so that all the vowels come together?
33:05 4 members form a group out of total 8 members. i In how many ways it is possible to make the group if two particular members must be included. fi In how many ways it is possible to make the group if two particular members must not be included?
38:10 There are 8 routes from London to Delhi. And there are 6 routes from Delhi to Tokyo. In how many different ways can Raj
40:30 school boys, 5 senior citizens and 8 babies in the group. The
44:14 In a class, there are 15 students. During a Christmas party all of them shook hands with each other only once. How many
48:19 A bank has 6 digit account number with no repetition of digits within a account number. The first and last digit of the account numbers is fixed to be 4 and 7. How many such account numbers are possible?
50:31 A trekking group is to be formed having 6 members. They are to be selected from 3 girls, 4 boys and 5 teachers. In how many ways can the group be formed so that there are 3 teachers and 3
53:54 On a railway line there are 20 stops. A ticket is needed to travel between any 2 stops. How many different tickets would the government need to prepare to cater to all possibilities?
56:12 17 students are present in a class. In how many ways, can they be made to stand in 2 circles of 8 and 9 students? EASY