1) Convert this to roster form: A = {x|x is a prime number} a) A = {1,2,3,5,7,11,...} b) A = {2,3,5,7,11} c) A = {2,3,5,7,11,...} d) A = {...,-3,-2,0,2,3,...} 2) Convert this to descriptive form: B = {x|x is a composite number} a) B is a composite number b) B is the set of composite numbers c) B is a collection of composite numbers d) B is the entirety of composite numbers 3) Convert this to set-builder form: C is the set of integers a) C = {x|x is an integer} b) C = {x|x is the set of integers} c) C = {x|x is a whole number} d) C = {x|x is a natural number} 4) Convert this to roster form: D is the set of counting even numbers a) D = {2,4,6,8,10,...} b) D = {0,2,4,6,8,10,...} c) D = {...,-4,-2,0,2,4,...} d) D = {2,4,6,8,10} 5) Convert this to descriptive form: E = {1,4,9,16,25,...} a) E is a perfect square b) E is the set of perfect squares c) E is the whole of perfect squares d) E contains every perfect square 6) Find the GCF of 48 and 60 a) 30 b) 24 c) 12 d) 16 7) Find the LCM of 12 and 15 a) 30 b) 24 c) 45 d) 60 8) Find the GCF of 10,15, and 20 a) 5 b) 60 c) 10 d) 3 9) Find the LCM of 12,16, and 24 a) 24 b) 32 c) 36 d) 48 10) The GCF or LCM can be contained within the 2 numbers a) Always b) Sometimes c) Never d) It can only be contained within 3 or more 11) Convert this into a fraction: 12.5% a) 125/1000 b) 5/40 c) 1/8 d) 12.5/100 12) Convert this into a decimal: 1/4 a) 0.25 b) 0.2 c) 0.4 d) 0.5 13) Convert this into a percentage: 3.14 a) 314% b) 31.4% c) 0.314% d) 3140% 14) Convert this into a fraction: 0.9595... a) 95/96 b) 95/99 c) 95/94 d) 95/90 15) Convert this into a decimal: 16/33 a) 0.1616... b) 0.3333... c) 0.4848... d) 0.4949... 16) What is the prime factorization of 12 a) 22 * 32 b) 3 * 4 c) 22 * 3 d) 2 * 32 17) What is the prime factorization of 18 a) 22 * 32 b) 3 * 6 c) 2 * 9 d) 2 * 32 18) What is the prime factorization of 20 a) 22 * 5 b) 22 * 52 c) 2 * 5 d) 4 * 5 19) What is the prime factorization of 24 a) 23 * 32 b) 23 * 3 c) 22 * 33 d) 8 * 3 20) What is the prime factorization of 28 a) 22 * 72 b) 2 * 72 c) 22 * 7 d) 4 * 7

Mock Math Long Test #1

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