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Ex 3.3, 3 - Chapter 3 Class 6 Playing with Numbers - Part 8

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Ex 3.3, 3 Using divisibility tests, determine which of following numbers are divisible by 6: (h) 12583To check divisibility by 6 we check that Number is divisible by 2 Number is divisible by 3 Divisibility by 2 Since 12583 ends with 3 It is not divisible by 2 Divisibility by 3 Sum of the digits = 1 + 2 + 5 + 8 + 3 = 19 Since 19 is not divisible by 3 12583 is not divisible by 3 Since 12583 is not divisible by both 2 and 3 It is not divisible by 6

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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.