# Midyear Review Mid-year exam will be Thursday!. Step 1:  Please view this in “slide show view”  This is will help you review for the exam in Springboard.

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Midyear Review Mid-year exam will be Thursday!

Step 1:  Please view this in “slide show view”  This is will help you review for the exam in Springboard on Thursday, take it seriously!  This is to be done on your own…no talking!  On a scrap piece of paper record your answers HINT: You may want to also record the problems so you can go back and review them

QUESTION 1-8NS

Question 2-8NS  Which of the following BEST describes the number √35.  A. It is an irrational number because it equals a never ending, never repeating decimal.  B. It is an irrational number because it equals a nonterminating, repeating decimal.  C. It is a rational number because it can be written as a fraction.  D. It is a rational number because it equals an integer.

Question 3-8EE n

Question 4-8EE  The square root of 63 is between which two consecutive integers ? Show your work. A.2 and 3 B.No solution C.7 and 8 D.10 and 11

Question 5-8EE What is the cube root of 512? ³√512 A.4 B. 8 C.256 D.170.6 (repeating)

Question 6-8EE  Express 4.3 * 10¯ ⁸ in STANDARD FORM. A..000000043 B.430000000 C.-.00000043 D.-4300000

Question 7-8EE  Express 1 billion in scientific notation. A.1 *10 ⁻⁶ B.1 * 10 ⁹ C.1000000000 D..00000000001

Question 8-8EE How many solutions does the following equation have? 4x +8 = 3x - 1 + 10 + x A.One solution B.No solution C.Infinite solutions D.Two solutions

Question 9-8EE  Write.000000005 in scientific notation A.5 * 10 ⁹ B.5 * 10 ¯⁶ C.5 * 10 ⁻⁹ D.5 *10 ⁷ 

Question 10

Question 11 Which is equivalent to the following: 5 -3 A.(-5)(-5)(-5) B.5 * 5* 5 C.-3 * -3 * -3 D. 1 5*5*5

Question 12  8EE7A  11. How many solutions does the equation 3x-7=2x- 1+x+7 have?  A. 0  B. 1  C. 2  D. Infinitely Many.

Question 13 The population of the United States is estimated to be 3 x 10 8 and the world’s population is estimated to be 7 x 10 9. How many times larger is the world’s population than the United States?  A. About 23 times larger  B. About 20 times larger  C. About 2.5 times larger  D. About 70 times larger

Question 14 Find the product: (1.9 x 10 3 )(4.5 x 10 2 ) A. 8.55 x 10 1 B. 8.55 x 10 3 C. 8.55 x 10 5 D. 8.55 x 10 6

Question 15 If there are 2 x 10 4 runners in the New York City marathon and they each run 26 miles, how many total miles were run, by all runners, during the marathon? A.5.2 x 10 5 B.5.2 x 10 4 C.52 x 10 4 D.0.52 x 10 6

Question 16 Find the difference: (7.5 x 10 -6 ) – (1.5 x 10 -7 ) A.7.485 x 10 6 B.7.485 x 10 -5 C.7.35 x 10 -5 D.7.35 x 10 -6

Step 2: Check you answers 1.D 2.A 3.A 4.C 5.B 6.A 7.B 8.B 9.C 10.B 11.D 12.A 13.A 14.C 15.A 16.D

Step 3: Study the topics you missed  For any questions you missed you will do two things: 1.) Review those questions in the powerpoint 2.) Go to Kahn Academy using the following link. Use the search tool to look up topics you missed (for example:”operations with scientific notation”. Watch the videos to help you review! Link: http://www.khanacademy.org/math/cc-eighth-grade- mathhttp://www.khanacademy.org/math/cc-eighth-grade- math

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