Name ANSWER KEY Date Period Score. Place your answers in the answer column. Show work clearly and neatly. FOCUS ON WHAT IS NECESSARY FOR SUCCESS!

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1 OAKS Test Review PRACTICE Name ANSWER KEY Date Period Score Place your answers in the answer column. Show work clearly and neatly. FOCUS ON WHAT IS NECESSARY FOR SUCCESS! Solve:. n = 5. 4(4x ) = (x + 4) Answers. n = 7. x = 0 Solve: (If necessary reduce fraction) 5. ( x + ) = x 6. x = 4. y 5x = ; Solve for y 4. y = x 4 5. Solve and graph: a) Solve: m + 5. a).5 m 4 b) Graph: b) (Show work) 007by S-Squared, Inc. All Rights Reserved.

2 6. Simplify: a) 44 b) 5 x 9 = x 4 6. a) b) no solution 7. Simplify: m 4 n m 9 n m n m m 4 n 8. Multiply and leave the result in scientific notation x 0 7 ( 5.7 x 0 )( 4.0 x 0 6 ) 9. Use the quadratic formula to solve: x x = 4 9. x.69 or.9 0. Given the function, f( x ) = 5x + 9, find f ( ) 0. f( ) = 74. Solve for z; 7 = 5 6 4p z. 4p 5 007by S-Squared, Inc. All Rights Reserved.

3 . The cost of sending an overnight package from Speedy Air is $7.00 for the first pound and $4.00 for each additional pound. a) Write a variable equation for the given problem.. a) C(x) = 4(x ) + 7 or C(x) = 4x + b) How much will it cost to send a 5 pound package? b) $6.00. My aunt has a rectangular vegetable garden in her backyard that has a perimeter of 80 feet. The length of the garden is 4 times the width. What is the Area of the garden?. 56 ft 4. Find the area of the shaded region. a) The diameter of the outer circle is cm and the radius of the inner circle is / the radius of the outer circle. 4. a) cm b) 8 ft 5 ft b) ft 007by S-Squared, Inc. All Rights Reserved.

4 5. Find the area of the square given the radius of.5m m.5 m 6. The height of the cylinder below if 4 feet with a volume of 56π. Find the radius. 6. r = 8 ft 4 ft 7. Find the area of the equilateral triangle in 6 in Solve for x if the area of the rectangle is cm. x x + 007by S-Squared, Inc. All Rights Reserved.

5 9. Given a box with the dimensions 0cm x 0cm x 5cm, determine the number of.5 cm cubes needed to fill the box. (Not drawn to scale) cm 0 cm.5 cm 5 cm 0. Given the regular polygon, 0. a) 540 a) find the sum of the interior angles. ANSWER: 80 (# of sides ) 80(4) = 540 b) 60 b) find the sum of the exterior angles... Given the following trapezoids, a) Yes a) determine if the trapezoids below are similar. A cm C 5cm.5cm D B cm E D 6 cm G 0cm 5 cm H F 6cm b) 5 b) If m F = 5, what is the m A? 007by S-Squared, Inc. All Rights Reserved.

6 . Find the slope of the line that goes through the points. (, 4 ) and ( 7, ).. What is the slope of a line: a) parallel to the line in #0? b) perpendicular to the line in #0?. a) b) 4. Given the following equations, determine if they are parallel, skew, or intersecting: y = x and x 4y = 4. intersecting 5. Given the following graphs, determine the domain and range: a) 5. a) Domain: All real numbers Range: All real numbers b) b) Domain: Range: x y 007by S-Squared, Inc. All Rights Reserved.

7 6. Given the graph below,: 6. a) identify the domain b) identify the range c) find f( 6 ) d) find f( ) a) All real numbers b) y 4 c) f( 6 ) = 6 d) f( ) = 4 7. Given the Pie Chart below with a radius of cm, determine the area of the sector that represents the 0 th Grade enrollment. School Enrollment 9th Grade th Grade 0th Grade th Grade cm 5% 0% 5% 0% 007by S-Squared, Inc. All Rights Reserved.

8 8. Determine the arc length of the shaded sector below given that the radius of the circle is 5 feet and the measure of the intercepted arc is ft 5 ft 5 9. If a runner travelled 5 miles in 7.5 minutes, how long will it take him to run 8 miles? 9. 8 min 0. Suppose a math club has 5 members with the following ages: 5,, 5, 0,, 5,, 8, 8,, 9, 9, 7, 7, 6. a) Find the mean. b) Find the median. c) Find the mode. d) Which of the measures of central tendency above best represents the given data? 0. a) 5 b) 7 c) 5 d) Median. Determine the total number of way to arrange the letters in the word: MATH.. There are 0 students in your math class. Your teacher is selecting 4 students to help distribute textbooks. Determine the total number of different groups of 4 students your teacher could choose by S-Squared, Inc. All Rights Reserved.

9 . You and two friends mow lawns around the neighborhood to make a little extra money. You can mow 6 average size lawns with one gallon of gas. Gas costs $.50 per gallon. You charge $5.00 per lawn. If you and your friends mow a total of 0 average size lawns over the weekend and you are dividing the profits evenly between the three of you, how much will you get?. $ Assume the earth orbits the sun in a circle (It is actually elliptical!) and the (average) distance from the earth to the sun is 9 million miles. Determine the approximate distance the earth travels in one year million mi 5. If you roll one red and one green balanced six-sided die, what is the theoretical probability the sum of the dice will be seven? A fair coin is flipped 0 times and came up HEADS 8 times. What is experimental probability of the coin coming up TAILS? Indicate why the chart below is misleading. 7. Begins at 5 instead of zero mis-representing the republicans and the independent count 007by S-Squared, Inc. All Rights Reserved.