Q 1: Two prime numbers whose difference is 2 are called _______. Twin Natural Numbers Double Numbers Twin Primes Twin Composites

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

Q 3: 9, 10, 12, and 15 are examples of ________. Odd Numbers Composite Numbers Even Numbers Prime Numbers

Q 4: A prime number has ________ factors. exactly two many exactly three zero

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

Q 6: 5, 7; 11, 13; and 17, 19 are examples of ___________? Twin Primes Nonprimes Double Primes Composite

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

Q 8: ________ is an even prime number. 0 2 4 1

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