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# Engineering Maths - Permutation And Combinations Online Exam Quiz

Important questions about Engineering Maths - Permutation And Combinations. Engineering Maths - Permutation And Combinations MCQ questions with answers. Engineering Maths - Permutation And Combinations exam questions and answers for students and interviews.

### 1. Total number of words formed by 2 vowels and 3 consonants taken from 4 vowels and 5 consonants is equal to

Options

A : 60

B : 120

C : 7200

D : none of these

Options

A : 720

B : 60

C : 120

D : 360

Options

A : 12

B : 48

C : 144

D : 264

### 5. The number of diagonals that can be drawn by joining the vertices of an octagon is

Options

A : 28

B : 48

C : 20

D : none of these

Options

A : 61

B : 62

C : 63

D : 64

### 7. Total number of words formed by 2 vowels and 3 consonants taken from 4 vowels and 5 consonants is equal to

Options

A : 60

B : 120

C : 7200

D : none of these

Options

A : 1024

B : 625

C : 120

D : 600A

Options

A : 6

B : 20

C : 60

D : 120

### 10. The number of words from the letters of the word 'BHARAT' in which Band H will never come together, is

Options

A : 360

B : 240

C : 120

D : none of these

Options

A : 216

B : 240

C : 600

D : 3125

Options

A : 220

B : 204

C : 205

D : 195

Options

A : 4

B : 5

C : 20

D : 30

Options

A : 42100

B : 421200

C : 42400

D : 421600

### 17. In how many ways can 10 people be seated in a row so that a given pair is not next to each other?

Options

A : 10 ! - 9 !

B : 10! - 2(9!)

C : 9!

D : none of these

Options

A : 13

B : 14

C : 12

D : 11

Options

A : 608000

B : 608200

C : 608400

D : 608600

Options

A : 3

B : 4

C : 6

D : 9

Options

A : 20

B : 30

C : 60

D : 120

Options

A : 20

B : 40

C : 60

D : 120

Options

A : 4

B : 6

C : 12

D : 15