Ex 3.3, 3 - Chapter 3 Class 6 Playing with Numbers - Part 7

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Ex 3.3, 3 Using divisibility tests, determine which of following numbers are divisible by 6: (g) 1790184To check divisibility by 6 we check that Number is divisible by 2 Number is divisible by 3 Divisibility by 2 Since 1790184 ends with 4 It is divisible by 2 Divisibility by 3 Sum of the digits = 1 + 7 + 9 + 0 + 1 + 8 + 4 = 30 Since 30 is divisible by 3 1790184 is divisible by 3 Since 1790184 is divisible by both 2 and 3 It is 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.