This question is inspired from Ex 15.1, 14 - Chapter 15 Class 10 - Probability

On a weekend Rani was playing cards with her family .The deck has 52 cards. If her brother drew one card .

Rani was playing cards - Teachoo.jpg

 

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Question 1

Find the probability of getting a king of red colour

(a) 1/26          (b) 1/13         (c) 1/52          (d) 1/4

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Question 2

Find the probability of getting a face card.

(a) 1/26               (b) 1/13                (c) 2/13              (d) 3/13

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Question 3

Find the probability of getting a jack of hearts

(a) 1/26              (b) 1/52             (c) 3/52                 (d) 3/26

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Question 4

Find the probability of getting a red face card

(a) 3/26  (b) 1/13  (c) 1/52  (d) 1/4

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Question 5

Find the probability of getting a spade.

(a) 1/26           (b) 1/13           (c) 1/52          (d) 1/4

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  1. Chapter 15 Class 10 Probability (Term 1)
  2. Serial order wise

Transcript

Question On a weekend Rani was playing cards with her family .The deck has 52 cards. If her brother drew one card .Question 1 Find the probability of getting a king of red colour (a) 1/26 (b) 1/13 (c) 1/52 (d) 1/4Total number of cards = 52 Total number of kings of red colour = 2 P (getting a king of red colour) = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘˜๐‘–๐‘›๐‘” ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘  ๐‘œ๐‘“ ๐‘Ÿ๐‘’๐‘‘ ๐‘๐‘œ๐‘™๐‘œ๐‘ข๐‘Ÿ)/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ ) = 2/52 = ๐Ÿ/๐Ÿ๐Ÿ” So, the correct answer is (a) Question 2 Find the probability of getting a face card. (a) 1/26 (b) 1/13 (c) 2/13 (d) 3/13Total number of cards = 52 Face cards are King, Queen and Jack Each type has 4 cards Total number of face cards = 3 ร— 4 = 12 P (getting a face card) = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘“๐‘Ž๐‘๐‘’ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ )/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ ) = 12/52 = ๐Ÿ‘/๐Ÿ๐Ÿ‘ So, the correct answer is (d) Question 3 Find the probability of getting a jack of hearts (a) 1/26 (b) 1/52 (c) 3/52 (d) 3/26Total number of cards = 52 We have 4 Jack cards Total number of Jack of hearts = 1 P (getting a Jack of hearts) = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐ฝ๐‘Ž๐‘๐‘˜ ๐‘œ๐‘“ โ„Ž๐‘’๐‘Ž๐‘Ÿ๐‘ก๐‘  ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ )/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ ) = ๐Ÿ/๐Ÿ“๐Ÿ So, the correct answer is (b) Question 4 Find the probability of getting a red face card (a) 3/26 (b) 1/13 (c) 1/52 (d) 1/4 Total number of cards = 52 Face cards are King, Queen and Jack Total number Red face cards = 6 P (getting a red face card) = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘Ÿ๐‘’๐‘‘ ๐‘“๐‘Ž๐‘๐‘’ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ )/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ ) = 6/52 = ๐Ÿ‘/๐Ÿ๐Ÿ” So, the correct answer is (a) Question 5 Find the probability of getting a spade. (a) 1/26 (b) 1/13 (c) 1/52 (d) 1/4Total number of cards = 52 We have 4 suits โ€“ Spade, Club, Diamond and Hearts Total number of spade cards = 13 P (getting a spade card) = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘ ๐‘๐‘Ž๐‘‘๐‘’ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ )/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘๐‘Ž๐‘Ÿ๐‘‘๐‘ ) = 13/52 = ๐Ÿ/๐Ÿ’ So, the correct answer is (d)

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.