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

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Question number: 1

» Permutations and Combinations » Combination as Selection

Appeared in Year: 2015

MCQ▾

Question

An urn contains marbles of four colors: red, white, blue and green. When four marbles are drawn without replacement, the following events are equally likely:

(1) the selection of four red marbles

(2) the selection of one white and three red marbles

(3) the selection of one white, one blue and two red marbles

(4) the selection of one marble of each color

The smallest total number of marbles satisfying the given condition is –

Choices

Choice (4) Response

a.

69

b.

46

c.

21

d.

19

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