Class 10 Maths MCQs for Pair of Linear Equations in Two Variables

The pairs of equations x+2y-5 = 0 and -4x-8y+20=0 have:

Graphically, the pair of equations 6x – 3y + 10 = 0 2x – y + 9 = 0 represents two lines which are

How many solutions of the equation 15x – 14y + 11 = 0 are possible?

If a pair of linear equations is consistent, then the lines will be:

The pairs of equations 9x + 3y + 12 = 0 and 18x + 6y + 26 = 0 have

The pair of equations y = 0 and y = -7 has

Which of following is not a solution of 3a + b = 12?​

If the lines given by 3x + 2ky = 2 2x + 5y + 1 = 0 are parallel, then the value of k is

If one equation of a pair of dependent linear equations is -3x+5y-2=0. The second equation will be:

The value of c for which the pair of equations cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is

The pair of equations 3x + 4y = k, 9x + 12y = 6 has infinitely many solutions if –

The father’s age is six times his son’s age. Four years hence, the age of the father will be four times his son’s age. The present ages, in years, of the son and the father are, respectively

A shopkeeper gives books on rent for reading. She takes a fixed charge for the first two days, and an additional charge for each day thereafter. Reema paid Rs. 22 for a book kept for six days, while Ruchika paid Rs 16 for the book kept for four days, then the charge for each extra day is:

A fraction becomes 1/3 when 1 is subtracted from the numerator and it becomes 1/4 when 8 is added to its denominator. The fraction obtained is:

If x = a, y = b is the solution of the equation x – y = 2 and x + y = 4, then the value of a and b are respectively