Unit 3 (Part B) Assessment Review

Use substitution and the set of possible solutions {4, 5, 6, 7} to determine a solution to the equation 4x + 8 = 36. a.4 b.5 c.6 d.7

Use substitution to determine which equation below has a solution of n = 10.

Which is a solution for x > 5.2 ? a.2 b.3.8 c.6.3 d.0

Consider the set of values {6, 7, 9, 12, 15, 24}. Which values from the set makes the inequality y ≤ 9 a true statement? a.6, 7 and 9 b.6 and 7 c.9, 12, 15 and 24 d.12, 15 and 24

A school had 425 tickets to the state basketball tournament. There are 105 tickets left. Which equation can be used to find how many tickets have been sold? a.x = 105 b.105x = 425 c.x – 105 = 425 d.x = 425

Alicia cut 4.25 inches from a piece of ribbon. The piece of ribbon is now 16.5 inches long. Which equation can be used to find the length of the ribbon before it was cut? a.x = 16.5 b x = 4.25 c.x − 4.25 = 16.5 d.16.5 – x = 4.25

What real-world problem could be represented by the equation 12x = 132? a.Samantha started with 132 sheets of paper. She printed pictures for her poster and used 12 sheets so far. How many sheets does she have left? b.Each container holds 132 ounces of candy. If there are 12 containers, how much can they hold altogether? c.Andy purchased cans of Mountain Dew for the tournament. If the pop comes in packs of 12 cans each, how many packs of Mountain Dew did Andy purchase if there is a total of 132 cans of pop? d.Linda collected 132 coins for the Pennies for Patients drive. Of these coins, 12 of them were quarters. How many coins were not quarters?

a.3 b.40 c.13 d.1.6

What is the solution for 9x = 54 ?

What is the solution to the equation g – 12.4 = 32.8? a.20.4 b.45.2 c d.2.65

The solution for the equation 3,278 = h is a.3,532 b.3,253 c.3,240 d.3,024

Helen needs to read at least 20 pages of her book for homework. Which inequality represents this situation? a.x < 20 b.x > 20 c.x ≤ 20 d.x ≥ 20

Which real-world problem could be represented by the inequality x ≤ 500 ? a.Julie needs at least $500 to make a down payment on her loan. b.Barb needs to walk 500 steps or less to get to the store. c.Ryan needs to read 500 pages or more a month to win the contest. d.The school needs exactly $500 to buy the new gym equipment.

Mark needs to sell at least 45 boxes of cookies for the Chorus fundraiser. Which inequality represents this situation? a.x ≥ 45 b.x > 45 c.x < 45 d.x ≤ 45

Solve the inequality for x: x + 12 > 40 a.x = 28 b.x ˂ 52 c.x > 52 d.x > 28

Solve the inequality for x: 4x > 24 a.x > 96 b.x < 96 c.x > 6 d.x < 6

Solve the inequality for x: x - 3 ≤ 21 a.x ≤ 24 b.x ≥ 24 c.x ≤ 18 d.x ≥ 18

Which inequality is represented by the following graph? a.x < 7.5 b.x > 7.5 c.x ≤ 7.5 d.x ≥ 7.5

Which inequality is represented by the following graph? a.x < 5 b.x > 5 c.x ≤ 5 d.x ≥ 5

Which solution set for x is show on the graph below? a.x < 4 b.x > 4 c.x ≤ 4 d.x ≥ 4

You are selling candles for the school fundraiser. Each candle costs $4. In the graph below, c represents the number of candles you sell, and d represents the amount you will collect in dollars. a.The dependent variable is the number of candles you sell. b.The dependent variable is the amount of money you will collect in dollars. c.Four candles cost $20. d.If you collect $12, you sold 8 candles.

Which equation can be used to show the relationship between the number of chores you do (c) and the number of dollars you earn (d)? a.d = 6c b.d = 6 + c c.c = 6d d.c = 6 + d Number of chores c12345 Dollars Earned d

Using your answer and information from the previous question, determine how many dollars you will earn if you complete ten chores. a.$16 b.$24 c.$40 d.$60 Number of chores c12345 Dollars Earned d