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All Red Face Cards Are Removed from a Pack of Playing Cards. the Remaining Cards Are Well Shuffled and Then a Card is Drawn at Random from Them. Find the Probability that the Drawn Card is a Red Card. - Mathematics

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Question

All red face cards are removed from a pack of playing cards. The remaining cards are well shuffled and then a card is drawn at random from them. Find the probability that the drawn card is a red card.

Short/Brief Note
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Solution

There are 6 red face cards. These are removed.

Thus, remaining number of cards = 52 − 6 = 46.

Number of red cards now = 26 − 6 = 20.

∴ P(getting a red card) = `("Number of favourable outcomes")/"Number of all possible outcomes"`

`= 20/46 = 10/23`

Thus, the probability that the drawn card is a red card is `10/23`.

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Chapter 15: Probability - Exercise 15B [Page 698]

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R.S. Aggarwal Mathematics [English] Class 10
Chapter 15 Probability
Exercise 15B | Q 22.1 | Page 698
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