This quiz works best with JavaScript enabled. Home > Cbse > Class 9 > Mathematics > Linear Equations In Two Variables > Class 9 Maths Chapter 4 Linear Equations In Two Variables – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 4 (26 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If the point (2, -2) lies on the graph of the linear equation 5x+ky = 4, value of k =? A) 3. B) 0. C) 2. D) 1. Show Answer Correct Answer: A) 3. 2. Pooja marks are 10 more than the twice the Ashas marks A) 2x-4y=10. B) X+2y=10. C) X-2y=10. D) XA = 10. Show Answer Correct Answer: C) X-2y=10. 3. The area of the triangle formed by the line x+2y=6 and the co-ordinate axis is A) -8. B) 4. C) 7.5. D) 9. Show Answer Correct Answer: D) 9. 4. A lake near the Arctic Circle is covered by a $2$ $3$ $1.25$ $y$ $x$ $y=mx+b$ A) $ y =-. 25x+2 $. B) Y=-.25x+2 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $ y =-. 25x+2 $. 5. Ryan wants to fill a glass tank with marbles, and then fill the remaining space with water. $W\left(n\right)$ $n$ $W\left(n\right)=50-.15n$ A) $.15$. B) .15 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $.15$. 6. The ages of Rahul and Haroon are in the ratio 5:7. Four years later the sum of their ages will be 56 years. What are their present ages? A) 4. B) 10, 24. C) 30, 38. D) 20, 28. Show Answer Correct Answer: D) 20, 28. 7. If the cost of a ball pen is Rs.5 less than the half of the cost of an ink pen A) X=1/2y-5. B) X+5=1/2y. C) X-5=1/2y. D) Sea = 1/any. Show Answer Correct Answer: A) X=1/2y-5. 8. What is a Linear equation A) Equation with degree 2. B) Equation with degree 3. C) Equation with degree 7. D) Equation with degree 1. Show Answer Correct Answer: D) Equation with degree 1. 9. The pair of equations x=0 and x=5 has A) Unique solution. B) Two solution. C) No solution. D) Infinitely many solution. Show Answer Correct Answer: B) Two solution. 10. How many solutions does a Linear equation in two variable would have? A) Infinity. B) Two solutions. C) Five solutions. D) Only one. Show Answer Correct Answer: A) Infinity. 11. Which ordered pair is a solution for the equation 2x + y = 5 A) (1, 3). B) (4, 3). C) (1, -3). D) (5, 5). Show Answer Correct Answer: A) (1, 3). 12. On which quadrant does (-1, 5) lie? A) II. B) III. C) I. D) IV. Show Answer Correct Answer: D) IV. 13. If "x = 3" and "y =-2" is the solution of the equation 4px-3y = 12, then the value of "p" is? A) 1/2. B) 3. C) 2. D) 0. Show Answer Correct Answer: A) 1/2. 14. The graph of the linear equation 6x + 3y = 18 is a line which meets the y-axis at the point ..... A) (3, 0). B) (6, 0). C) (0, 3). D) (0, 6). Show Answer Correct Answer: D) (0, 6). 15. Solve by elimination:-9x-4y=-205x+4y=4 A) (-4, -4). B) (-4, 4). C) (4, 4). D) (4, -4). Show Answer Correct Answer: D) (4, -4). 16. What is the type of solution to the system of equations? A) One solution. B) No solution. C) Infinitely many solutions. D) None of the above. Show Answer Correct Answer: A) One solution. 17. Which ordered pair is a solution for the equation 2x + y = 35 A) (15, 6). B) (5, 20). C) (4, 27). D) (6, 29). Show Answer Correct Answer: C) (4, 27). 18. X = 0 is the equation of A) X-axis. B) Y-axis. C) A line parallel to x-axis. D) A line parallel to y-axis. Show Answer Correct Answer: B) Y-axis. 19. Find the value of a, if x=1, y=2 is a solution of 4x+8y=a A) A=20. B) A=9. C) A=16. D) A=0. Show Answer Correct Answer: A) A=20. 20. If each of (2, -2), (0, 0) and (2, -2) is a solution of a linear equation in x and y, then the equation is A) X-y = 0. B) -x+2y = 0. C) -2x + y = 0. D) X + y = 0. Show Answer Correct Answer: D) X + y = 0. 21. Which of the ordered pairs is a solution for the equation x + 5y = 21 A) (10, 3). B) (4, 5). C) (1, 4). D) (9, 4). Show Answer Correct Answer: C) (1, 4). 22. The linear equation 3x-5y = 15 has A) A unique solution. B) No solution. C) Two solutions. D) Infinitely many solutions. Show Answer Correct Answer: D) Infinitely many solutions. 23. In slope intercept form (y=mx+b) what is the "m" ? A) A point. B) The x-intercept. C) The slope (rate of change). D) The y-intercept. Show Answer Correct Answer: C) The slope (rate of change). 24. Find the slope of the line that passes through (10, 1) and (5, 2) A) 1/5. B) -1/5. C) 5. D) -5. Show Answer Correct Answer: B) -1/5. 25. X = Ay-Dax-i.e. = p A) (1, -5). B) (-5, 1). C) (5, -1). D) (-5, -1). Show Answer Correct Answer: D) (-5, -1). 26. Calculate the coefficient of x in the equation 6x-3y = 9 A) 2/3. B) 1/2. C) 1/3. D) 1/6. Show Answer Correct Answer: D) 1/6. ← PreviousRelated QuizzesMathematics QuizzesClass 9 QuizzesClass 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 1Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 2Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 3 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books