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Ex 3.4, 2 - Chapter 3 Class 7 Data Handling

Last updated at July 13, 2018 by

Ex 3.4, 2 - There are 6 marbles in a box with numbers from 1 to 6

Ex 3.4, 2 - Chapter 3 Class 7 Data Handling - Part 2

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Ex 3.4, 2 There are 6 marbles in a box with numbers from 1 to 6 marked on each of them. (i) What is the probability of drawing a marble with number 2? Possible outcomes = 1, 2, 3, 4, 5, 6 Probability of getting number 2 = (π‘π‘’π‘šπ‘π‘’π‘Ÿ π‘œπ‘“ π‘‘π‘–π‘šπ‘’π‘  𝑀𝑒 π‘π‘Žπ‘› 𝑔𝑒𝑑 2)/(π‘‡π‘œπ‘‘π‘Žπ‘™ π‘π‘œπ‘ π‘ π‘–π‘π‘™π‘’ π‘œπ‘’π‘‘π‘π‘œπ‘šπ‘’π‘ ) = 𝟏/πŸ” Ex 3.4, 2 There are 6 marbles in a box with numbers from 1 to 6 marked on each of them. (ii) What is the probability of drawing a marble with number 5 . Possible outcomes = 1, 2, 3, 4, 5, 6 Probability of getting number 5 = (π‘π‘’π‘šπ‘π‘’π‘Ÿ π‘œπ‘“ π‘‘π‘–π‘šπ‘’π‘  𝑀𝑒 π‘π‘Žπ‘› 𝑔𝑒𝑑 5)/(π‘‡π‘œπ‘‘π‘Žπ‘™ π‘π‘œπ‘ π‘ π‘–π‘π‘™π‘’ π‘œπ‘’π‘‘π‘π‘œπ‘šπ‘’π‘ ) = 𝟏/πŸ”

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.