NCERT Class 10th Math Chapter 3 MCQ Question Answer and can take online test here.. CCL Chapter helps you in it.. NCERT Solution for Class 10 Maths Chapter 3 MCQ of Pair of Linear Equations in Two Variables NCERT Solution for CBSE, HBSE, RBSE and Up Board and all other chapters of class 10 math.

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NCERT Class 10 Math Chapter 3 Pair of Linear Equations in Two Variables MCQ Question Answer with Online test of Objective type Solution.

**Class 10 Math Chapter 3 MCQ Question Answer**

**1. The pair of linear equations 4/3x+2y = 8 and 2x + 3y = 12 is**

(A) consistent

(B) inconsistent

(C) Both

(D) none of the above.

**Answer**

**Ans. (A) consistent**

**2. The solution of linear equations s — t = 3 and s/3 + t/2 = 6 is :**

(A) s = 3, t=5

(B) s = 6, t=9

(C) s = 9, t = 6

(D) s = 5, t = 3

**Answer**

**Ans. (C) s = 9, t = 6**

**3. For which value of p does the pair of equations x+y+1=0 and 4x + py+ 8 = 0 has a unique solution.**

(A) p = 4

(B) all values except 4 (p≠4)

(C) p = -1 only

(D) none of the above.

**Answer**

**Ans. (B) all values except 4 (p≠4)**

**4. Value of x and y in given equations x + y = 14, x – y = 4 is**

(A) x = 9, y = 4

(B) x = 8, y = 6

(C) x = 7, y = 7

(D) x = 9, y = 5

**Answer**

**Ans. (D) x = 9, y = 5**

**5. The values of x and y from the equations 3x – y = 3 and 9x – 3y = 9 are:**

(A) one solution

(B) no solution

(C) infinite number of solutions.

(D) None of these

**Answer**

**Ans. (C) infinite number of solutions.**

**6. Values of x and y in given equations x + y = 5 and 2x – 3y = 4 is**

(A) x = 11/5, y = 3

(B) x = 19/5, y = 6/5

(C) x = 2, y = 3

(D) x = 0, y = 5

**Answer**

**Ans. (B) x = 19/5, y = 6/5**

**7. The values of x and y from the equations**

x + y = o and x – y= 2 are

(A) x = 0, y = -1

(B) x = 1, y = -1

(C) x = 5, y = 0

(D) None of these.

**Answer**

**Ans. (B) x = 1, y = -1.**

**8. If the two lines are parallel, then the pair of equations has**

(A) only one solution

(B) no solution

(C) infinitely many solutions

(D) None of these.

**Answer**

**Ans. (B) no solution.**

**9. If in equations a₁x+by+c₁ = 0 and a₂x+b₂y+C₂ = 0, a₁/a₂ ≠ b/ b₂ which of the following is true?**

(A) Parallel lines

(B) Intersecting lines.

(C) Coincident lines

(D) None of these

**Answer**

**Ans. (B) Intersecting lines.**

**10. If in equations a₁x+by+c₁ = 0 and a₂x+b₂y+C₂ = 0, a _{1}/a_{2} = b_{1}/b_{2} = c_{1}/c_{2, } then which of the following is true?**

(A) Coincident lines

(B) Intersecting lines

(C) Parallel

(D) None of these

**Answer**

**Ans. (A) Coincident lines.**

**11. If in equations a₁x+by+c₁ = 0 and a₂x+b₂y+C₂ = 0, a₁/a₂ = b/ b₂ ≠ c _{1}/c_{2, } which of the following is true?**

(A) Parallel lines

(B) Intersecting lines.

(C) Coincident lines

(D) None of these.

**Answer**

**Ans. (A) Parallel lines**

**12. For what value of k the pair of linear equations 3x + y = 3 and 6x + ky = 8 doesn’t have a solution.**

(A) k = 1

(B) k = 2

(C) k = 3

(D) k = 4

**Answer**

**Ans. (B) k = 2**

**13. Find the value of k for which the pair of linear equations kx + y = k² and x + ky = 1 have infinitely many solutions.**

(A) k = 1

(B) k = ± 1

(C) k = 0

(D) none of the above.

**Answer**

**Ans. (A) k = 1**