Q 1: Which are the first ten composite numbers? 2,4,6,8,10,12,14,16,18,20. 1,3,5,7,9,11,13,15,17,19. None of these 4,6,8,9,10,12,14,15,16,18.

Q 2: Two prime numbers whose difference is 2 are called _______. Twin Primes Twin Natural Numbers Twin Composites Double Numbers

Q 3: _______ is neither prime nor composite? None of these 1 2 0

Q 4: 5, 7; 11, 13; and 17, 19 are examples of ___________? Twin Primes Nonprimes Double Primes Composite

Q 5: The natural numbers which have only one and themselves as factors are called __________. Twin Primes None of these Prime Numbers Composites

Q 6: A prime number has ________ factors. exactly three exactly two zero many

Q 7: 2, 3, 5, 7, and 11 are examples of _________. Composites Prime Numbers None of these Twin Primes

Q 8: Which are the first ten prime numbers? 2,4,6,7,9,12,16,19,21,23 2,3,4,5,6,7,8,26,27,29 2,3,4,5,6,7,8,9,10,25 2,3,5,7,11,13,17,19,23,29

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