(30, 45): Not co-prime (GCD = 15). (57, 85): Co-prime (GCD = 1). (121, 1331): Not co-prime (GCD = 11). (343, 216): Co-prime (GCD = 1). class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics Chapter 5 Prime Time solutions
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False. Prime numbers have exactly two factors: 1 and the number itself. For instance, 7 has only two factors: 1 and 7, which is what defines it as a prime number. Class 6 Mathematics Chapter 5 Prime Time question answer Class 6 ...