9th Grade Objective 3 TAKS Study Guide

To which of the following situations can the Question 21 To which of the following situations can the function y = 5x + 10 best be applied? The number of miles a person walks if he walks for 5 hours at the rate of 10 miles per hour B) The total weight on a scale if 5 pounds is placed there initially and a series of 10-pound weights are added to it C) The total wages earned by a waiter who is paid $5 per hour and earns $10 in tips D) The combined length of 5 boards, each 10 feet longer than the width of a doorway TEKS A.5A

To which of the following situations can the Question 21 To which of the following situations can the function y = 5x + 10 best be applied? The number of miles a person walks if he walks for 5 hours at the rate of 10 miles per hour B) The total weight on a scale if 5 pounds is placed there initially and a series of 10-pound weights are added to it C) The total wages earned by a waiter who is paid $5 per hour and earns $10 in tips D) The combined length of 5 boards, each 10 feet longer than the width of a doorway TEKS A.5A

Which of the following equations describes the Question 22 Which of the following equations describes the same function shown in the table below? A) y = 5x – 2 B) y = x – 2 C) y = 5x + 2 D) y = x + 2 TEKS A.5C

Which of the following equations describes the Question 22 Which of the following equations describes the same function shown in the table below? A) y = 5x – 2 B) y = x – 2 C) y = 5x + 2 D) y = x + 2 TEKS A.5C

What is the slope of the equation 2x – 5y = 10? Question 23 What is the slope of the equation 2x – 5y = 10? – 2 5 TEKS A.6A

What is the slope of the equation 2x – 5y = 10? Question 23 What is the slope of the equation 2x – 5y = 10? – 2 5 TEKS A.6A

Question 24 Ryan is writing a composition for homework. He decides to keep track of the number of sentences he writes compared to the time in minutes he works. The graph below shows the data he collected. At what rate does Ryan write his composition? 0.5 sentence per minute 1 sentence per minute 1.5 sentences per minute 2 sentences per minute TEKS A.6B

Question 24 Ryan is writing a composition for homework. He decides to keep track of the number of sentences he writes compared to the time in minutes he works. The graph below shows the data he collected. At what rate does Ryan write his composition? 0.5 sentence per minute 1 sentence per minute 1.5 sentences per minute 2 sentences per minute TEKS A.6B

The line is translated up 24 units. The line is translated up 8 units. Question 25 What is the effect on the graph of the equation 6x + 3y = 12 if 12 is changed to 36? The line is translated up 24 units. The line is translated up 8 units. The line is translated down 24 units. The line is translated down 8 units. TEKS A.6C

The line is translated up 24 units. The line is translated up 8 units. Question 25 What is the effect on the graph of the equation 6x + 3y = 12 if 12 is changed to 36? The line is translated up 24 units. The line is translated up 8 units. The line is translated down 24 units. The line is translated down 8 units. TEKS A.6C

Which statement best describes the relationship Question 26 Which statement best describes the relationship between the graphs of the equations y = x – 4 and 3x + 2y = 12? The graphs are two perpendicular lines. The graphs are two parallel lines. The graphs have the same y – intercept. The graphs have the same x – intercept. TEKS A.6C

Which statement best describes the relationship Question 26 Which statement best describes the relationship between the graphs of the equations y = x – 4 and 3x + 2y = 12? The graphs are two perpendicular lines. The graphs are two parallel lines. The graphs have the same y – intercept. The graphs have the same x – intercept. TEKS A.6C

What is the equation of the line containing the Question 27 What is the equation of the line containing the points (7, 5) and (11, 9)? A) y = 4x B) y = x – 2 C) y = 2x – 2 D) y = x + 2 TEKS A.6D

What is the equation of the line containing the Question 27 What is the equation of the line containing the points (7, 5) and (11, 9)? A) y = 4x B) y = x – 2 C) y = 2x – 2 D) y = x + 2 TEKS A.6D

What is the equation of a line with an Question 28 What is the equation of a line with an x-intercept of –3 and a y-intercept of 5? A. y = x + 5 B. y = x + 5 C. y = 5x + D. y = x + 5 TEKS A.6E

What is the equation of a line with an Question 28 What is the equation of a line with an x-intercept of –3 and a y-intercept of 5? A. y = x + 5 B. y = x + 5 C. y = 5x + D. y = x + 5 TEKS A.6E

Question 29 Mark and his friends are baking cookies for a bake sale. The graph below shows the total number of cookies they have compared to the number of hours they bake. How would the graph change if Mark and his friends were given 20 cookies when they started baking? The y-intercept would increase. The slope would increase. The y-intercept would decrease. The slope would decrease. TEKS A.6F

Question 29 Mark and his friends are baking cookies for a bake sale. The graph below shows the total number of cookies they have compared to the number of hours they bake. How would the graph change if Mark and his friends were given 20 cookies when they started baking? The y-intercept would increase. The slope would increase. The y-intercept would decrease. The slope would decrease. TEKS A.6F

Question 30 A gardener knows that the number of potatoes harvested varies directly with the number of potato plants grown. Last year the gardener harvested 189 potatoes from 9 potato plants. If the gardener plants 14 potato plants this year, how many potatoes can he expect to harvest? 2646 23 C) 294 D) 21 TEKS A.6G

Question 30 A gardener knows that the number of potatoes harvested varies directly with the number of potato plants grown. Last year the gardener harvested 189 potatoes from 9 potato plants. If the gardener plants 14 potato plants this year, how many potatoes can he expect to harvest? 2646 23 C) 294 D) 21 TEKS A.6G