Question

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is (i) even, (ii) prime and (iii) multiples of 3.

Solution

Solution not provided.
Ans. $left parenthesis straight i right parenthesis space 1 half space space left parenthesis ii right parenthesis space space 2 over 5 space space left parenthesis iii right parenthesis space 3 over 10$

Some More Questions From Real Numbers Chapter

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Real Numbers

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is (i) even, (ii) prime and (iii) multiples of 3.

Some More Questions From Real Numbers Chapter

The probability of an event that cannot happen is Such an event is called __.

The probability of an event that is certain to happen is Such an event is called _.

The sum of the probabilities of all the elemen-tary events of an experiment is ______.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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For Daily Free Study Material Join wiredfaculty

Real Numbers

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is (i) even, (ii) prime and (iii) multiples of 3.

Some More Questions From Real Numbers Chapter

The probability of an event that cannot happen is ________ Such an event is called __________.

The probability of an event that is certain to happen is ________ Such an event is called _________.

The sum of the probabilities of all the elemen-tary events of an experiment is ______.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

The probability of an event that cannot happen is Such an event is called __.

The probability of an event that is certain to happen is Such an event is called _.