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

Last updated at July 13, 2018 by Teachoo

Last updated at July 13, 2018 by Teachoo

Transcript

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 = (๐๐ข๐๐๐๐ ๐๐ ๐ก๐๐๐๐ ๐ค๐ ๐๐๐ ๐๐๐ก 2)/(๐๐๐ก๐๐ ๐๐๐ ๐ ๐๐๐๐ ๐๐ข๐ก๐๐๐๐๐ ) = ๐/๐ 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 = (๐๐ข๐๐๐๐ ๐๐ ๐ก๐๐๐๐ ๐ค๐ ๐๐๐ ๐๐๐ก 5)/(๐๐๐ก๐๐ ๐๐๐ ๐ ๐๐๐๐ ๐๐ข๐ก๐๐๐๐๐ ) = ๐/๐

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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.