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CLASS ONLINE UPDATE 11/2 MA 08 Online Update Assignment 11/2 Use your ANSWER SHEET to ANSWER the FOLLOWING QUESTIONS ☺ DUE by TOMORROW ☺ Evaluate 1 – 4 1) 9(5) ÷ 5(9) = 3) 64 = 2) 7(5) ÷ -7(-5) + -7 · -5 ÷ -7(-5) = 4) 9-2 = 5) 10,000 – 999 + 23.2 – 0.789 = Solve and Simplify 6 – 8. 6) 2 and 1/4 – 1.75 + 1/8 7. (0.4)2 – (1/2)2 8. 2.1 – 0.55 + ½ - ¼ + 2 9) Give an example of an irrational number. 10) For the following expression, -3x2 - x , write each coefficient. (there are 2). 11) Write an equation in slope intercept form. For , solve each equation. 12) -y – 5 = 12 13) 2(-x - 2) = -12 14) 3(x – 2) – 2x + 6 = 12 15) -x – 5 = 2x – 4 16) Find the mean, median and mode of the following class sizes. 30, 26, 28, 30, 26, 30, 26, 30 Mean = ________ Median= _______ Mode = _________ For 17-18, Use the numbers 2 , 3 , 4, 5, 6, 7, 8, 9 and 10. Use the DIVISIBILITY RULES LIST for ALL the NUMBERS ABOVE and list which numbers DIVIDE INTO EVENLY into questions 17 and 18. 17) 468 18) 2775 19) Find the prime factorization of 180. (factor tree written with prime numbers and exponents) 20) ½ + 1/3+ ¼ + 1/5 + 1/6 + 1/7 = 21) Find the GCF of 24y2 and 36y3. 22) George wants to buy a I phone that costs $180. If he waits until after Christmas, he can buy it on sale for a savings of 25%. How much will the CD player cost after Christmas? 23) Complete the following Decimal problems. 23) 26.86 + .925 + 3 . 24) -20 - 11.95 + 31 Complete the following multiplication problems. 25) -1.3 x 1.6 26) Find the value of C(13, 2). A. C. 156 B. 66 D. 13 78 27) How many different 4-member committees can be chosen from a panel of 10 people? A. C. 210 30 B. D. 420 40 28) There are 23 students in Mr. Blackwell’s science class. Five students are picked to talk to the elementary students who will be coming to the middle school next year. Does this represent a combination or a permutation? How many ways can the students be chosen? A. C. permutation; 4,037,880 combination; 33,649 ways B. D. combination; 4,037,880 ways permutation; 33,649 ways 29) What is the probability of tossing a coin four times and getting tails each time? 30) A number cube is rolled and a coin is tossed. What is the probability of rolling a number greater than 4 and tossing tails? A. B. C. D. 31) How many ways can you arrange the letters in the word compatible? 32) There are 20 students in student council. Two of these students are picked to be president and vice-president. Does this represent a combination or a permutation? How many possible ways can the president and vice-president be chosen? A. C. permutation; 380 ways combination; 380 ways B. combination; 190 ways D. permutation; 190 ways 33) Find the value of P(9, 3). CHOOSE AMONG the FOLLOWING to WORK on TODAY in CLASS… USE A LOG…………………….:) A ) Algebra/Pre Algebra Games/Links/Practice http://algebra4children.com/games.html http://www.homeschoolmath.net/online/algebra.php http://www.coolmath.com/algebra/ http://www.gamequarium.com/prealgebra.html http://illuminations.nctm.org/WebResourceList.aspx?Ref=2&Std=1&Grd=0 http://www.coolmath.com/prealgebra/index.html http://www.learningwave.com/abmath/ B)Algebra Practice http://www.math-play.com/Algebra-Math-Games.html C)Equation Practice http://www.math-videos-online.com/solving-equationsgames.html D) Fraction Practice http://www.gamequarium.com/fractions.html http://www.jamit.com.au/fraction-games.htm http://www.sheppardsoftware.com/math.htm E) Online Textbooks 7th grade Online Study Tools Online Student Edition Multilingual Glossary Lesson Resources Extra Examples Personal Tutor Self-Check Quizzes Other Calculator Keystrokes Data Updates Real-Life Careers Reading in the Content Area Parent and Student Study Guide Group Activity Cards Chapter Resources Chapter Readiness Vocabulary Review Chapter Test Standardized Test Practice Family Letters and Activities Unit Resources WebQuest Project Additional Resources Scavenger Hunt Answer Sheet 8th grade Online Study Tools Online Student Edition Multilingual Glossary Lesson Resources Extra Examples Personal Tutor Self-Check Quizzes BrainPOPS Other Calculator Keystrokes Data Updates Real-Life Careers Reading in the Content Area Parent and Student Study Guide Group Activity Cards Chapter Resources Chapter Readiness Vocabulary Review Chapter Test Standardized Test Practice Family Letters and Activities Unit Resources WebQuest Project Additional Resources Scavenger Hunt Answer Sheet Algebra Online Student Edition Student Workbooks Problem Solving Handbook Cross-Curricular Projects Other Calculator Keystrokes Meet the Authors About the Cover Scavenger Hunt Recording Sheet Vocabulary Puzzlemaker Custom Chapter Resources Chapter Readiness Quiz Chapter Test Concepts in Motion Real-World Careers Standardized Test Practice Vocabulary Review Lesson Resources Extra Examples Personal Tutor Self-Check Quizzes Hotmath Homework Help Math Review Math Tools Multilingual Glossary Online Calculators Study to Go TI Graphing Calculator Lab