Ex 3.4, 7 - A number is divisible by 12. By what other numbers will

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Ex 3.4, 7 A number is divisible by 12. By what other numbers will that number be divisible? A number is divisible by 12 So, it will be divisible by all its factors Factors of 12 1 × 12 = 12 2 × 6 = 12 3 × 4 = 12 4 × 3 = 12 We stop here as 4 & 3 have occurred earlier So factors of 12 are 1, 2, 3, 4, 6 and 12 So , the number is also divisible by 1, 2, 3, 4, 6 & 12

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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.