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Which of the following is true? -10 + 14 = 4 -14÷10=1.4 10 - 14 = 4 14 x (-10) = 140 What is the value of (-15) - (-18) ÷ 3 ? Let n represent any number in this sequence. 2, 24, 46, 68, ... Which of these can be used to determinethe next number? n ÷ 12 12n n + 22 n - 22 Which number sentence is represented by this model? -3•5 = 15 -3•5 = -15 -3•(-5) = 15 -3•(-5) = -15 Clarence made a scale drawing of a classroom. The scale in the drawing is 2 inches represents 9 feet. The actual length of the classroom is 36 feet. What is the length of the classroom on the scale drawing? 4 inches 8 inches 27 inches 162 inches What is the absolute value of -8.2 ? 8.2 4.1 -4.1 -8.2 Which statement is true about the pattern shown? 5, 20, 80, 320, . . . The common ratio is 4. The common ratio is 15. The common difference is 4. The common difference is 15. Kelly received a 25% discount on the purchase of a $240 bicycle. What was the amount of the discount Kelly received? $25 $60 $180 $215 Which number sentence is represented by this model? -4•7 = 28 -4•7 = -28 4•(-7) = 28 4•(-7) = -28 What is ? a. b. c. d. Which statement is false? All squares are rectangles. All squares are parallelograms. All rhombuses are squares. All rhombuses are parallelograms. Triangle STV and triangle ZXY are similar. Which pair of segments are corresponding sides of these triangles? ST and TV and VS and ZX ? XY ? YZ ? Every rhombus is also a - parallelogram trapezoid rectangle square Quadrilateral PQMN is similar to quadrilateral WXYZ. What is the measure of angle Z? 65o 80o 100o 115o Triangle PQR is similar to triangle STU. Which proportion can be used to find n ? b. a. c. d. If k = 2, what is the value of k 3 - (k - 10) + 4k ? 6 8 22 24 Ethan earns $12 per hour to walk 2 dogs, plus anadditional $7 for brushing the 2 dogs after their walk. •Let x represent the hours Ethan works.•Let y represent the total he earns each day. Which number sentence best represents this situation? 12x + 2 + 7 = y 12x•2 + 7 = y 12x + 7 = y 12x - 7 = y Aidan's age is 6 years less than half of Maggie's age. Aidan's age is 4 years. What is Maggie's age? 2 years 5 years 10 years 20 years What is the solution to -12x ≤ -72 ? x ≥ 6 x ≤ 6 x ≥ -6 x ≤ -6 Which property is illustrated by this number sentence? (-1 • 7) + 3 = 3 + (-1 • 7) Associative Property of Addition Commutative Property of Addition Commutative Property of Multiplication Associative Property of Multiplication Distributive Property Multiplicative Identity Property Which graph represents the solution set to thisinequality?x + 5 < 7 a. c. b. d. Marjorie bought 24 bottles of juice. Each day she opens and drinks 2 of these bottles of juice. Which of the following best represents the number of unopened bottles of juice Marjorie has at the end of d days? 2d - 24 24d - 2 24 + 2d 24 - 2d What is the solution to ? -40 -6 6 40 Which of the following is the algebraic form for theverbal statement shown? "13 more than the product of 4 and a number, n" (n/4) + 13 4n + 13 4(n + 13) 13(n + 4) Which value of k makes -5 > k + 11 true? 8 -4 -16 -22 Which table contains only the points that lie on the line represented by ? a. b. c. d. What is the value of n that makes the following true? n + (-7) = -77 -84 -70 84 70 What is the solution to c - 14 < 16 ? c < 2 c > 2 c < 30 c > 30 |