Q2. If two lines representing a pair of linear equations intersect at a single point, then the system of equations is:A Inconsistent. B Consistent with a unique solution. C Consistent with infinitely many solutions. D Dependent. View full solution →
Q5. For what value of k do the equations 2x + 3y = 4 and (k+2)x + 6y = 3k+2 have infinitely many solutions?A k = 0 B k = 2 C k = 4 D k = 1 View full solution →
Q6. If the 2nd term of an AP is 13 and the 5th term is 25, then its 7th term isA 33 B 11 C 30 D 89 View full solution →
Q7. If the sum of three numbers in an A.P. is 9 and their product is 24, then numbers areA 2, 7, 0 B 2, 3, 4 C 1, 4, 6 D 2, 4, 6 View full solution →
Q8. The 21st term of AP whose first two terms are -3 and 4 is:A 167 B 157 C 146 D 137 View full solution →
Q9. Solve the system: x + y = 5 and x - y = 1.A x = 4, y = 1 B x = 2, y = 3 C x = 3, y = 2 D x = 1, y = 4 View full solution →
Q10. The vertices of a triangle are (0,0), (6,0) and (0,8). The pair of linear equations representing two of its sides are:A x=0 and y-axis B x=0 and y=0 C x-axis and y=0 D x=6 and y=8 View full solution →
Q11. The line 3x + 4y = 12 intersects the x-axis at:A (4, 0) B (0, 3) C (0, 4) D (3, 0) View full solution →
Q12. Find the smallest number that is divisible by 6, 10, and 15, and leaves a remainder of 5 in each case.A 25 B 55 C 35 D 45 View full solution →
Q13. In the equation 2x + 3y - 5 = 0, the coefficients of x and y are respectively:A 2, -5 B 3, 2 C 2, 3 D -5, 2 View full solution →
Q14. 20th term from the last term of the A.P. 3, 8, 13, …, 253 is:A 159 B 160 C 158 D 157 View full solution →
Q16. The graph of y = 3 is a line:A Parallel to the y-axis. B Parallel to the x-axis. C Passing through the origin. D Having a slope of 3. View full solution →
Q17. If a pair of linear equations has no solution, what does its graph look like?A The lines intersect at a single point. B The lines are coincident. C The lines are parallel. D The lines cross the x-axis. View full solution →
Q18. Which of the following is a linear equation in two variables?A sqrt(x) + y = 1 B 4x + 5y = 9 C 3x + 2y² = 5 D xy + x = 7 View full solution →
Q19. The pair of equations x = 0 and y = 0 represents:A Parallel lines. B The point (0,0). C Intersecting lines. D Coincident lines. View full solution →
Q20. Which of the following ordered pairs (x, y) is a solution to the equation 3x - 2y = 10?A (4, 1) B (2, -2) C (1, 4) D (-2, 2) View full solution →