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SURVEY OF MATHEMATICS QUIZ ONE SAMPLE SHOW ALL CALCULATIONS AND SIMPLIFY ANSWERS. (4 points) Page 1 of 1. 1. Compute (a) −18 − (−6) = (b) −4(−13 ) = (c) 80 − 45 5 = (d) 2 3 3 = (3 points) (3 points) 2. Solve the equation 2 t − 7 = 6 t + 21 3. Show how to use algebra to solve the following problem, by assigning a variable and writing an appropriate equation. (Do not go any further.) "Find two numbers whose sum is 66, if the second number is five times the first number." (3 points) 4. Evaluate the expression substitution. t2 − 1 7T if t = − 7 and T = 14. Show correct (2 points) 6. Simplify the expression 2[5 − (3x − 1)] − 3(5 − 4x ) (4 points) 7. (a) Find the prime factorization of 216 (b) Find the prime factorization of 120 (3 points) 8. Find GCF( 216, 120 ), using prime factorization, or the Euclidean Algorithm. (3 points) 9. Find LCM( 216, 120 ) , using prime factorization, or the result of part (b). ( 25 points total. ) GO TO PAGE 2