Permutations and Combinations-Simple Applications (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream SB-SX (Class 12 & 1st Year B.Sc.) Math): Questions 1 - 4 of 4

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Question number: 1

» Permutations and Combinations » Simple Applications

Appeared in Year: 2010

MCQ▾

Question

Three vertices are chosen randomly from the seven vertices of a regular 7-sided polygon. The probability that they form the vertices of an isosceles triangle is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Permutations and Combinations » Simple Applications

Appeared in Year: 2010

MCQ▾

Question

The number of rectangles that can be obtained by joining four of the twelve vertices of a 12-sided regular polygon is –

Choices

Choice (4) Response

a.

66

b.

15

c.

24

d.

30

Question number: 3

» Permutations and Combinations » Simple Applications

Appeared in Year: 2014

MCQ▾

Question

Let X be a set of Equation elements. The numbers Equation of ordered pairs Equation of subsets of Equation such that Equation satisfies:

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 4

» Permutations and Combinations » Simple Applications

Appeared in Year: 2016

MCQ▾

Question

The number of non-congruent integer – sided triangles whose sides belong to the set Equation is –

Choices

Choice (4) Response

a.

446

b.

448

c.

283

d.

449

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