MATH CP Algebra I  - Unit 04: Inequalities and Measurements
 Solving Multi-step Inequalities
 1) When is a closed dot used and when is an open dot used in graphing inequalities? 4000 character(s) left
 2) Solve the inequality, and then choose the correct graph for the solution. A) Graph AB) Graph BC) Graph CD) Graph D
 3) Solve the inequality, and then choose the correct graph for the solution. A) Graph AB) Graph BC) Graph CD) Graph D
 4) Solve the inequality, and then choose the correct graph for the solution. A) Graph AB) Graph BC) Graph CD) Graph D
 5) Solve the inequality for y:  15 – 3y < y + 13 + y 250 character(s) left
6) Activity: Interactive Practice Solving Linear Inequalities
Navigate to the SAS Curriculum Pathways website provided below to practice solving inequalities.

Answer the following questions based on the Interactive Practice.

 Get Ready Write the inequality for the following picture --> GIFTS UNDER \$20 Learn 2 Which of the following are solutions to the inequality? Select all that apply Learn 11 Write an inequality for the verbal sentence. Twenty-four is less than the difference of a number c and 7.

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 Extra Practice:  Check with you instructor to see if s/he would like for you to do some extra practice problems.  Click here to view the practice worksheet.
 Measurement
 In the following problems, determine if the type of accuracy being used is exact, approximation, or estimation.
 7) When finding the volume of the volleyball,  Erica used 3.14 in the formula. What type of measurement accuracy is used? A) Exact B) Approximation C) Estimation
 8) When determining how many yearbooks had been shipped given 10 boxes with 24 yearbooks in each box, the advisor multiplied 10 times 24.  What type of measurement accuracy is used? A) Exact B) Approximation C) Estimation
 9) When planning for her wedding, Courtney had 247 confirmed guests.  She planned that each guest would eat about 1 1/2 pieces of cake, so she ordered enough cake to serve 250 times 1.5.  What type of measurement accuracy is used? A) Exact B) Approximation C) Estimation
 Relative Error
 10) In the floor plan shown in the content, the formal living/dining area covers an area of 28 feet by 14 feet.  List the steps to follow when calculating the Greatest Percent Error of the area.  Click here to work through this problem interactively, and then list the steps in the correct order. 20000 character(s) left

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 11) What is the greatest percent error for the area of the formal living/dining room area in the previous problem? A) Choice AB) Choice BC) Choice CD) Choice D
 12) The measured dimensions of a rectangle are given to the nearest whole unit.  Find the greatest percent error.   Dimensions:  127 ft   ×    211 ft A) Choice AB) Choice BC) Choice CD) Choice D
 Measurement Conversions
 13) Which of the following is a unit rate? A) Choice AB) Choice BC) Choice CD) Choice D
 14) Two ants at a picnic spy a tasty crumb of watermelon on the ground.  Ant A travels at a rate of 300 meters per hour.  Ant B travels at a rate of 250 inches per minute.  Which conversion factor is correct to change Ant A to the same rate as Ant B? A) Choice AB) Choice BC) Choice CD) Choice D
 15) Which ant will get the watermelon crumb because it was traveling at a faster rate? A) Ant AB) Ant B C) it would be a tie and they would have to share
 16) To convert miles per hour to feet per second, which conversion factor would NOT be used? A) Choice AB) Choice BC) Choice CD) Choice D
 17) Erin visits an amusement park in the USA with her family.  Erin is from London, England, where the metric system is used for measurement. She wants to ride the 300-foot-tall swing ride.  She notices the height requirement is 52 inches.  Erin’s height is 1.25 meters.  Determine the missing numbers in the conversion steps provided below to calculate the required minimum height in meters.  State the letter, and then the answer for the missing information in each part. (Hint:  Use a search engine to find conversion factor for meters to feet, if necessary.) 4000 character(s) left
 18) Perform the calculations in the previous problem.  State the required height (52 inches) in meters, and then state whether Erin is tall enough to be permitted to ride the thrilling ride. 4000 character(s) left
 Review
 19) What property of addition does this statement illustrate?  8y = 0 + 8y   Click here to review the unit content explanation for Expressions, Variables, and Properties. A) Additive Identity B) CommutativeC) Associative D) Distributive
 20) Explain why the set of integers {... –3, –2, –1, 0, 1, 2, 3 ...} is NOT "closed" for division.   Click here to review the unit content explanation for Expressions, Variables, and Properties. 4000 character(s) left
 21) Evaluate.   Click here to review the unit content explanation for Expressions, Variables, and Properties. 250 character(s) left
 22) Translate the following phrase into an algebraic expression:  "twice the quantity of a number and 3."   Click here to review the unit content explanation for Expressions, Variables, and Properties. 250 character(s) left
 23) Apply the distributive property to simplify:  5(y + 1) + 2 – 2y + 11   Click here to review the unit content explanation for Expressions, Equations, and Inequalities. 250 character(s) left
 24) If you were directed by your school to complete Offline Activities for this course, please enter the information on the Log Entry form. No offline activities found 0 Hour(s) & 0 Minute(s)If you are NOT required to complete Offline Activities for this course, please check the box below.I do not have any Offline Activities for this unit.

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