1) What is Prime Factorization? a) The sister of Optimus Prime b) All of the prime numbers that multiply together to equal the original number c) All of the composite numbers that multiply together to equal the original number d) All of the multiplied numbers divided together to equal something 2) Which of these CANNOT be broken down into a prime factor? (1 answer) a) 24 b) 75 c) 84 d) 0 3) A prime number is just a number that has exactly 2 factors: itself and 1. a) TRUE b) FALSE 4) There are a lot of prime numbers. a) TRUE b) FALSE 5) Name the prime numbers (under the number 20) you will use the most often: a) 2, 3, 5, 7, 11, 13, 17 & 19 b) 1, 2, 3, 4, 5, 6, 7 & 8 6) Is the number "1" a prime number? a) No. It is a lot like a prime number, but for technical reasons, it's not considered prime. b) Yes, I don't know why. c) Yes, I can't explain it but it is. d) Yes, it is the sister of Optimus Prime. 7) Prime numbers are just special numbers that you can't factor (multiply). a) TRUE b) FALSE 8) Prime numbers are... a) The building blocks of all the other whole numbers. b) The whole numbers of the other building blocks. 9) The whole numbers that are not prime are called 'composite' numbers because... a) They're composed of primes. b) They're composed of composites. c) They're composed of compost. d) They're complicated. 10) Name the composite numbers under 20. a) 4, 6, 8, 9, 10, 12, 14, 16 & 18. b) 1, 2, 3, 4, 5, 6, 7 & 8.

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