Ex 7.1, 8 - Write the natural numbers from 2 to 12 What fraction of

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Ex 7.1, 8 Write the natural numbers from 2 to 12. What fraction of them are prime numbers? Natural numbers from 2 to 12 = Prime number from these are = 2, 3, 5, 7, 11 Therefore, Total numbers = 11 Number of Prime numbers = 5 ∴ Fraction = 𝟓/𝟏𝟏 Prime numbers Numbers which have only 2 factors – 1 & the number itself Eg: 2, 3, 5, 7…….

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.