Real Numbers

Question

A box contains 30 cards, numbered from 1 to 30. 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 (fit) multiple of 7.

Solution

Solution not provided.
Ans. $left parenthesis straight i right parenthesis space 1 half space space left parenthesis ii right parenthesis space space 1 third space space left parenthesis iii right parenthesis space 2 over 15 space space$

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Real Numbers

A box contains 30 cards, numbered from 1 to 30. 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 (fit) multiple of 7.

Some More Questions From Real Numbers Chapter

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

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