Elementary Algebra Problems You Can Use For Practice .

2y ago
19 Views
3 Downloads
1.53 MB
9 Pages
Last View : 12d ago
Last Download : 3m ago
Upload by : Ryan Jay
Transcription

Elementary Algebra problems you can use for practice. Remember, you may not use a calculatorwhen you take the assessment test. Use these problems to help you get up to speed.Perform the indicated operation. Write in lowest terms ifnecessary.411) - 54A) C)2)920B)21209100D) -2120142B) 15C)143) 26 -C) 6B) 1040C) 35D) -280A) -87B) 17,576C) -24,389D) -685911) 4(9a 10b) - (10a - 7b)3D)14B) -6A) 80Simplify the algebraic expression.514133A) -79) 8 · 5 - 5(4)3 (-8)10) Evaluate (x - 4y)3 for x -5 and y 6.15 1·7 6A) 2Evaluate the expression.D) -54) 19 - (-19) 14 (-14)A) 26a 33bB) 26a 47bC) 26a 17bD) 46a 47bSolve the inequality and express the solution set ininterval notation. Graph the solution set on the realnumber line. NOTE: A square bracket, i.e. [, is the sameas a filled in circle. A curved bracket, i.e. (, is the same asan open circle.12) 42x 54 6(6x 5)A) -28B) 28C) 38D) -10A) (-4, )A) 5.3B) 31.5B) (- , -4]C) -31.5D) -5.35) -18.4 13.16) (-1)(-3)(-7)C) (- , -4)A) -11B) -42C) -21D) 21D) [-4, )7) 87 0A) 0B) 1C) 87D) undefined8) -86 divided by - 2A) 2B) -43C) 43D) -2

13) -4(3x 10)-16x - 3217) 40.3 is 155% of a number. Find the number.A) (2, )A) 6246.5B) 0.26C) 26D) 62.465Solve the equation. Check your solution.B) [2, )18) 6x 1.6 -33.2A) {-4.8}B) {-7.2}C) {-5}D) {-5.8}C) (- , 2]19)3 119- x 4 312A) -D) (- , 2)C)Solve the problem.14) After a 17% price reduction, a boat sold for 21,580. What was the boat's price before thereduction? (Round to the nearest cent, ifnecessary.)A) 126,941.18B) 25,248.60C) 3668.60D) 26,00052B)103D) -20) 7(9p 2) 8p7A)4C) -21)15) A 12-ft. board is cut into 2 pieces so that onepiece is 8 feet longer than 3 times the shorterpiece. If the shorter piece is x feet long, find thelengths of both pieces.52103B)14551455D)55141514B)1415D)151446t 57A) C)307A) shorter piece: 1 ft.; longer piece: 11 ft.B) shorter piece: 24 ft; longer piece: 44 ft.22) x - 19 12C) shorter piece: 6 ft; longer piece: 36 ft.A) {-31}B) {7}D) shorter piece: 28 ft; longer piece: 36 ft.C) {31}D) {-7}16) A rectangular carpet has a perimeter of 264inches. The length of the carpet is 96 inchesmore than the width. What are the dimensionsof the carpet?A) 114 by 18 inchesB) 123 by 132 inchesEvaluate the expression for the given value of the variable.23) z2 - 4z - 5 for z -4A) 37B) 27C) -5Combine.24) (4x3 10x2 11) - (9x3 - 7x 6)C) 75 by 93 inchesA) -5x3 10x2 - 7x 5D) 114 by 132 inchesB) -5x3 10x2 7x 5C) -5x3 10x2 7x 17D) -5x3 17x2 5D) 5

Perform the indicated computations. Write the answer inscientific notation.7 10 -731)14 103Multiply.25) 11x5(12x3 2x2 3)A) 132x8 2x2 3B) 132x8 22x7C) 132x3 22x2 33D) 132x8 22x7 33x5A) -1.2B) 1.4 x 103C) 3.5 x 104D) 5.0 x 10-11Factor the polynomial completely. If the polynomialcannot be factored, say it is prime.Find the product.26) (5x - 8)232) x4 - 81A) 5x2 - 80x 64B) 5x2 64C) 25x2 - 80x 64D) 25x2 64A) (x2 - 9)2B) (x2 9)2C) (x2 9)(x 3)(x - 3)Multiply.D) prime27) (4y x)(4y - x)A) 16y2 8xy - x2B) 16y2 - 8xy - x2C) 16y2 - x2D) 8y2 - x233) xy 10x - 6y - 60Perform the division.35x2 30x - 1128)5xB) 7x 6 -A) 7x - 5C) 35x 30 -115x115Simplify the expression. All exponents should be positiveintegers.29) (8x2 y3)-1 · (2x2 y)3A) 1x0B) 2x0C) 2x4D) 1x4Perform the indicated computation. Write the answer inscientific notation.30) (6.9 109 )(2 10-1 )A) 1.38 108B) 1.38 109C) 1.38 107D) 13.8 108B) (y - 10)(x 6)C) (x - 10)(y 6)D) (y 10)(x - 6)34) x2 4x - 45115xD) 7x2 6x -A) (x 10)(y - 6)A) (x - 9)(x 1)B) (x - 9)(x - 5)C) (x 9)(x - 5)D) prime35) 4 - m2A) (2 - m)(2 m)B) (2 - m)2C) (2 m)2D) prime36) 25x2 64A) (5x - 8)2B) primeC) (5x 8)(5x - 8)D) (5x 8)237) 15(a 12) - y(a 12)A) (a - 12)(y - 15)B) (a 12)(15 - y)C) (a 12)(15 y)D) prime38) 5x2 y - 10xy - 400yA) 5y(x - 10)(x 8)B) 5y(x - 10)(x - 8)C) y(5x - 50)(x 8)D) 5y(x 10)(x - 8)

39) x2 - x - 6345)A) (x - 7)(x 9)B) (x 7)(x - 9)C) (x - 63)(x 1)D) prime3y - 24 3y 24·5y 40 5y - 40A) 0C)40) 8x2 18x 9A) (8x 3)(x 3)B) (2x 3)(4x 3)C) (2x - 3)(4x - 3)D) prime46)35D)925x26x x 6 x 6A)41) 10m - 25mn 10nB) 151xB)x2C) xD) 2A) 5(2m - 5mn 2n)B) 5(-3m 2n)47)C) 5(2m 5mn - 2n)A) 0D) primeC)Evaluate the expression for the given values.4m - 2n 2when m 2, n -4, and p -142)8pA) 1B) 5C) 3D) 448)Simplify the rational expression.m 2 - 5m - 5043)40 - 4mm 54B)m 2 - 5536D)A) C)x210x - 162x - 64x2 - 64m - 5536m 54Perform the indicated operation. Simplify if 89x219649)x-2x 8B)x 8x-2D) undefined412 s-t t- sA)-8s-tB) 0C)-16s-tD)8s-t36 x x-7A)3(3x - 7)x(x - 7)B)3(3x 7)x(x - 7)C)9x(x - 7)D)92x - 7Simplify the complex rational expression.114 x250)1 1 2 xA)x-22xB)x 22xC)2xx 2D)2xx-2

Solve the equation.1 2051) 1 x x2Solve.56) If 5 apples cost 2.50, how much would 20apples cost?A) 5, -4B) -5, 4C) 5, 4D) -1 1,5 4Solve the rational equation. Check your answer.733x 21 52)x 21 x - 7 x2 14x - 147A) {1}B) { }C) {0}D) {-1}a-cacB) b a cC) b acB) 40.00C) 0.50D) 10.00Solve the problem.57) Determine whether the ordered pair (-4, 3)satisfies the equation 4x - 6y -34.A) YesB) No58) If m varies directly as p, and m 15 when p 3, find m when p is 9.Solve the equation for the indicated variable.1 1 153) for ba b cA) b A) 0.03aca-cacD) b a cA) m 3B) m 81C) m 25D) m 45Solve the equation.59) 5x2 4x 95,0A)9C)Solve the proportion.54 54)x 2 x-4A) {-6}B) {6}C) {28}D) {-28}9, -15B)5, -19D)5,1960) 8x3 64x2 120x 0Given that the pair of triangles is similar, find the missinglength.A) {0, 5, 3}B) {-5, -3}C) {0, -5, -3}D) -1, -35Simplify the square root. Assume all variables representpositive real numbers.55)1261) -2 7562)816A) x 16B) x 30C) x 23D) x 2463)A) -10 3B) 3 10C) -3 10D) 10 3150x2 yA) 5xy2 6B) 5x2 6yC) 5xy 6D) 5x 6y150x116xA) 5x10B) 5x5 6C) 5x5D) 5 x11

Simplify the expression. If necessary, express the resultthat is not a rational number as a decimal rounded to twodecimal places.64)C)4 2 - 4(3)(-15)5A)3B) 15C) 14D) not a real numberPerform the indicated operation and simplify. Assume allvariables represent positive real numbers.65)6·D)42A) 6B) 42C) 6 7D)252Graph the inequality.66) y 3x 4A)Perform the indicated operation and simplify. Assume allvariables represent positive real numbers.67) 6 2(3 6 - 7)B)A) 18 12 - 42 2B) 36 3 - 42 2C) 36 3 - 7D) 18 12 - 768) (8 11 8)269)A) 768 - 128 11B) 768 128 11C) 712 128 11D) 640 128 112750x910x7A) x 275B) 5x 11C) 5x 110D) 5x8 11

Simplify the square root, if possible.70) (5 7 4)(8 7 5)76) 16-3/2A) 85 7A) -64B) 20 40 7 2 25 7C) 60 7 25C)D) 300 57 771)49 798A) 7 -2C) 49 2B) 7 2A) (3, -12)B) (-12, 3)D) no solutionFind the length of the unknown side of the right trianglewith sides a, b, and c, where c is the hypotenuse.B) (18, 9)C) (2, 1)D) (18, -9)78) Two legs of a right triangle measure 14 inchesand 10 inches. Find the exact length of thehypotenuse and then find the decimalapproximation to the nearest tenth of an inch.Rationalize the denominator.1073)90C)74)A) 2 744 5 810A) 4 5 8B)C) 4 5 - 8D) 4 5 - 2Simplify the expression.375) 320x7C) 4x4x235xD) 48 inA) {-4, 4}B) {-8, 8}C) {4}D) {-4}80) x2 - 14x 45 0A) {9, 5}B) { 2, -1}C) {40, 5}D) {-9, -5}81) x2 18x 59 0B) 411.8 in79) 2x2 - 8 24D) 3 103B) 2 35Solve.45 2A) x217.2 inC) 148 inB) 313D) 4C) infinitely many solutionsA) (-9, 18)10316414Solve the system of equations.77) x - 4y -244x 16y 0D) 7 7 2Solve the system of equations.xy 272)xy - 182A)B) -3D) 4x5x7235A) {-18 B) {9 C) {-9 D) {9 59, -18 59, 9 22, -9 22, 9 -59}59}22}22}

Solve the quadratic equation by any method.D)82) (x - 4)(x 3) 8A) {-5, 4}B) {-4, 5}C) {5}D) {-4}Graph the solution set of the system of linear inequalities.-3x y -3383) y - x4A)Solve the quadratic equation by any method.684) 9p 18 pA) {1 - 15, 1 15}3 - 15 3 15,B)33C) {1 - 5, 1 5}-3 - 15 -3 15,D)33B)85)1 2 1 1y y24 2A)1- 3 1 3,22B)1- 5 1 5,22C)-1 - 3 -1 3,22D) no real solutionC)Solve the problem.86) The sum of three consecutive integers is 387.Find the numbers.A) 127, 128, 129B) 129, 130, 131C) 128, 129, 130D) 127, 129, 13187) Twice the sum of a number and -34 equals 12.Find the number.A) 40B) -11C) -28D) 23

88) The length of a rectangular room is 7 feetlonger than twice the width. If the room'sperimeter is 170 feet, what are the room'sdimensions?A) Width 26 ft; length 59 ftB) Width 31 ft; length 69 ftC) Width 52 ft; length 118 ftD) Width 39 ft; length 46 ft89) The perimeter of a triangle is 48 centimeters.Find the lengths of its sides, if the longest sideis 8 centimeters longer than the shorter side,and the remaining side is 4 centimeters longerthan the shorter side.A) 12 cm, 8 cm, 20 cmB) 12 cm, 8 cm, 24 cmC) 4 cm, 8 cm, 12 cmD) 8 cm, 20 cm, 24 cmFind the length of the unknown side of the right trianglewith sides a, b, and c, where c is the hypotenuse.90) Two legs of a right triangle measure 35 inchesand 14 inches. Find the exact length of thehypotenuse and then find the decimalapproximation to the nearest tenth of an inch.A) 7 29C) 203 in37.7 inB) 147 inD) 7 1022.1 in

15) A 12 - ft. board is cut into 2 pieces so that one piece is 8 feet longer than 3 times the shorter piece. If the shorter piece is x feet long, find the lengths of both pieces. A) shorter piece: 1 ft.; longer piece: 11 ft. B) shorter piece: 24 ft; longer piece: 44 ft. C) shorter piece: 6 ft; longer piece: 36 ft.

Related Documents:

Robert Gerver, Ph.D. North Shore High School 450 Glen Cove Avenue Glen Head, NY 11545 gerverr@northshoreschools.org Rob has been teaching at . Algebra 1 Financial Algebra Geometry Algebra 2 Algebra 1 Geometry Financial Algebra Algebra 2 Algebra 1 Geometry Algebra 2 Financial Algebra ! Concurrently with Geometry, Algebra 2, or Precalculus

1 Problems: What is Linear Algebra 3 2 Problems: Gaussian Elimination 7 3 Problems: Elementary Row Operations 12 4 Problems: Solution Sets for Systems of Linear Equations 15 5 Problems: Vectors in Space, n-Vectors 20 6 Problems: Vector Spaces 23 7 Problems: Linear Transformations 28 8 Problems: Matrices 31 9 Problems: Properties of Matrices 37

Atascocita Springs Elementary Elementary School Bear Branch Elementary Elementary School Deerwood Elementary Elementary School Eagle Springs Elementary Elementary School Elm Grove Elementary El

Stephen K. Hayt Elementary School Helen M. Hefferan Elementary School Charles R. Henderson Elementary School Patrick Henry Elementary School Charles N. Holden Elementary School Charles Evans Hughes Elementary School Washington Irving Elementary School Scott Joplin Elementary School Jordan Community School Joseph Jungman Elementary School

Coltrane-Webb Elementary School Cone Elementary School Cox Mill High School Creedmoor Elementary School . Creswell Elementary School D. F. Walker Elementary School Dixon Elementary School Drexel Elementary School East Albemarle Elementary School East Arcadia Elementary School East Robeson Primary

So you can help us find X Teacher/Class Room Pre-Algebra C-20 Mrs. Hernandez Pre-Algebra C-14 . Kalscheur Accelerated Math C-15 Mrs. Khan Honors Algebra 2 Honors Geometry A-21 Mrs. King Math 7 Algebra 1 Honors Algebra 1 C-19 Mrs. Looft Honors Algebra C-16 Mr. Marsh Algebra 1 Honors Geometry A-24 Mrs. Powers Honors Pre-Algebra C-18 Mr. Sellaro .

Algebra 2 Honors Summer Packet 1 Congratulations! You are going to be in Algebra 2 Honors! Here is a packet of pre-algebra/algebra topics that you are expected to know before you start Advanced Algebra Honors. Most problems are non-calculator. To prepare yourself for the year a

Oct 18, 2008 · Jack Gordon Elementary Goulds Elementary Gulfstream Elementary Miami Heights Elementary Pine Lake Elementary South Miami Heights Elementary Dr. Edward Whigham Elementary Whispering Pines Elementary Cutler Bay Senior