Grade 8 Mathematics Practice Test - Nebraska

1 Grade 8 MathematicsPractice TestNebraska Department of Education 2010 Directions:On the following pages are multiple-choice questions for the Grade 8 PracticeTest, a Practice opportunity for theNebraska State Accountability Mathematics (NeSA M).Each question will ask you to select an answer from among four all questions: Read each question carefully and choose the best answer. You may use scratch paper to solve the problems. The Mathematics Reference Sheet is provided in the back of the testbooklet. You may refer to this page any time during the test. You may not use a calculator on this test. Be sure to answer ALL the only one of the answers provided is the correct the table below to answer the of Different Sport BallsKindCostSoccer$ $ $ $ $ to the nearest dollar, which shows how to estimate the cost of purchasing five sport balls,one of each type?A. $ = $4 + $1+ $ 12 + $8 + $6B. $ = $5 + $1+ $ 12 + $8 + $6C. $ = $5 + $1+ $ 13 + $9 + $6D.

2 $ = $5 + $2+ $ 13 + $9 + $72. Marty has $80 to spend at a sporting goods store. He will spend $56 on a shirt, and then buy somedarts. Each box of darts costs $6. He wants to buy as many boxes as possible. Which equation showshow to find the number of boxes of darts,x, he can buy?A. 80=56+6xB. 80 = 56 6xC. 80 = (56)(6x) =566xMATHEMATICS Practice TESTNEG8 MathPTPaper3Go on to the next the figure to answer the question 70 xWhat is the measure of anglexin the triangle?A. 30 B. 60 C. 80 D. 150 the figure below to answer the parallel. Linecis a transversal. Which statement is true?A. m 1 m 4, because they are opposite anglesB. m 1=m 6, because they are supplementary anglesC. m 1 m 8, because they are adjacent anglesD. m 1=m 4, because they are vertical anglesMATHEMATICS Practice TESTNEG8 MathPTPaper4Go on to the next Which expression represents 4 less than twice a number,n?A. 4 4C. 4 2nD. 2n the table below to answer the s Bowling ScoresWeek Bowling Score1136214531234140 The table shows Katelyn s bowling scores for a four-week time period.

3 Her mean bowling score forthe four weeks was 136. She bowled 126 the fifth week. What will be the change from the 4-weekto the 5-week mean?A. decrease by 10B. decrease by 2C. stay the sameD. increase by 3 Mathematics Practice TESTNEG8 MathPTPaper5Go on to the next the graph and table below to answer the in Activitiesclubs45%sports60%music75%Invol vement in ActivitiesActivity Number of Studentsclubs45music75sports60 The circle graph shows the percent of students involved in each activity. The table shows the numberof students in each activity. Which statement is caused by a misrepresentation of data in the circlegraph?A. Students are involved in clubs the Students are involved in music the Students are involved in three Students are involved in 180 percent of the What is the value of 12 + 2(12 9)2?A. 24B. 30C. 84D. 126 Mathematics Practice TESTNEG8 MathPTPaper6Go on to the next What is the value of23+( 16)?A. Which expression has a value of 2?

4 + 4B. 2 2D. 4+2 Mathematics Practice TESTNEG8 MathPTPaper7Go on to the next Becky is tossing a six-sided number cube labeled 1, 2, 3, 4, 5, and 6. What is the probability oftossing 6 two times in a row? Which represents the value ofxin6 4x 26? the figure below to answer the the Pythagorean Theorem, what is the value ofc?A. 6 unitsB. 20 unitsC. 6 unitsD. 20 unitsMATHEMATICS Practice TESTNEG8 MathPTPaper8Go on to the next the coordinate grid below to answer the -5 -4 -3 -2 -1 1 2 3 4 5 6 6543210-1-2-3-4-5-6 ABCEFGDHW hich four points would be the vertices of a square? A, B, G, A, C, E, B, C, H, A, C, H, the table below to answer the Rate78 71 79 80 40 71 The table shows the resting heart rates in beats per minutes of six students. The rate, 40 beats perminute, seems to be an outlier. Which measure of central tendency changes the least by dropping 40from the data?A. meanB. medianC. modeD.

5 RangeMATHEMATICS Practice TESTNEG8 MathPTPaper9Go on to the next diagram below to answer the linesnandpare parallel. Which angle is supplementary to 7?A. 2B. 3C. 6D. 817. The sum of a number,n, and 5 is subtracted from 8. Which expression represents this statement?A. 8 (n+5)B. (n+5)+8C. (n+5) 8D. 8+(n+5) Mathematics Practice TESTNEG8 MathPTPaper10Go on to the next is the value ofwin 72=12? the figures below to answer the ABCD is similar to rectangle RSTU. What is the value ofx?A. 4B. 5C. 8D. 20 Mathematics Practice TESTNEG8 MathPTPaper11Go on to the next How is written in scientific notation?A. 10B. 10-1C. 10-2D. 10-321. What is the value ofxin 3(x 4) = 21? Practice TESTNEG8 MathPTPaper12Go on to the next the spinner below to answer the is the probablilty of the arrow NOT landing on the space with the? Johnny jogged around the track 16 times. Each lap is 400 meters. Which process could determine thetotal distance he jogged?

6 A. add 16 and 400B. divide 400 by 16C. multiply 400 by 16D. subtract 16 from 400 Mathematics Practice TESTNEG8 MathPTPaper13Go on to the next the table below to answer the MileageStop Distance (miles) Gas (gallons)135013227011337514426010530512 Total156060At each stop, Bob recorded the distance he traveled and the amount of gas he purchased for his simplest form, what is the ratio of total miles driven to total gallons of gas used? Practice Grade 8 Reference SheetPythagorean Theoremc2 = a2 + b23 Dimensional ShapeVo l u m eRectangular PrismV = lwh = BhShapeAreaCircumferencePerimeterCircleT riangleRectangleTrapezoidParallelogramSq uareA = r2A = lwA = bhA = s2C = d = 2 rP = 2l + 2w = 2(l + w)A = bh12A = h(b1 + b2)121 yard (yd) = 3 feet (ft) = 36 inches (in.)1 mile (mi) = 1,760 yards (yd) = 5,280 feet (ft)1 meter (m) = 100 centimeters (cm)1 meter (m) = 1,000 millimeters (mm)1 kilometer (km) = 1,000 meters (m)1 cup = 8 fluid ounces (fl oz)1 pint (pt) = 2 cups1 quart (qt) = 2 pints (pt)1 gallon (gal.)

7 = 4 quarts (qt)1 liter (l) = 1,000 milliliters (ml)1 liter (l) = 1,000 cubic centimeters (cu. cm)Conversions LengthConversions VolumeStandard UnitsMetric UnitsConversions Weight/Mass1 pound (lb) = 16 ounces (oz)1 ton = 2,000 pounds (lb)1 gram (g) = 1,000 milligrams (mg)1 kilogram (kg) = 1,000 grams (g)Keyb = basew = widthB = area of based = diameterh = heightr = radiusl = length Use for NumberKey1C2A3C4D5D6B7D8B9C10B11A12D13B1 4A15C16D17A18B19B20B21B22D23C24 CGrade 8 Practice TestAnswer Key