Grade 7 Math Quiz: Arithmetic Expressions | Concept of Maths

Question 1

1. What is the value of the algebraic expression \( 3x - 5 \) when \( x = 4 \)?

A) \( 7 \)

B) \( 12 \)

C) \( -7 \)

D) \( 17 \)

Answer

Correct Answer: A

Question 2

2. Add the algebraic expressions \( 2a + 3b \) and \( 4a - b \).

A) \( 6a + 4b \)

B) \( 6a + 2b \)

C) \( 8a - 3b \)

D) \( 2a + 2b \)

Answer

Correct Answer: B

Question 3

3. What is the numerical coefficient of the term \( -5x^2y \)?

A) \( 5 \)

B) \( x^2y \)

C) \( -5 \)

D) \( -5x \)

Answer

Correct Answer: C

Question 4

4. Subtract \( 3p - 2q \) from \( 5p + 4q \).

A) \( 2p - 6q \)

B) \( 2p + 6q \)

C) \( 8p + 2q \)

D) \( -2p - 6q \)

Answer

Correct Answer: B

Question 5

5. Simplify the expression: \( 7x - 3x + 5x \).

Question 6

6. Identify the pair of like terms among the following: \( 3xy, -4x, 5yx, 7y \).

A) \( 3xy \) and \( 5yx \)

B) \( -4x \) and \( 7y \)

C) \( 3xy \) and \( -4x \)

D) \( 5yx \) and \( 7y \)

Answer

Correct Answer: A

Question 7

7. Find the value of \( a^2 + b^2 \) if \( a = 2 \) and \( b = -3 \).

A) \( -5 \)

B) \( 5 \)

C) \( 1 \)

D) \( 13 \)

Answer

Correct Answer: D

Question 8

8. Simplify: \( 2(x + 3) - (x - 4) \).

A) \( x + 10 \)

B) \( x - 1 \)

C) \( 3x + 2 \)

D) \( x + 2 \)

Answer

Correct Answer: A

Question 9

9. How many terms are present in the expression \( 4a^2 - 3ab + 7 \)?

A) \( 1 \)

B) \( 2 \)

C) \( 3 \)

D) \( 4 \)

Answer

Correct Answer: C

Question 10

10. Evaluate the expression \( 5x^2 - 2x + 1 \) for \( x = -1 \).

A) \( 4 \)

B) \( -2 \)

C) \( 2 \)

D) \( 8 \)

Answer

Correct Answer: D

Question 11

11. Subtract \( -2m + 5 \) from \( 4m - 3 \).

A) \( 2m + 2 \)

B) \( 6m - 8 \)

C) \( 6m + 2 \)

D) \( 2m - 8 \)

Answer

Correct Answer: B

Question 12

12. Simplify the expression: \( 8a - [3a - (2a - 5)] \).

A) \( 7a - 5 \)

B) \( 7a + 5 \)

C) \( 9a - 5 \)

D) \( 9a + 5 \)

Answer

Correct Answer: A

Question 13

13. Add \( x^2 - y^2 \) and \( 2x^2 + 3y^2 \).

A) \( 3x^2 - 2y^2 \)

B) \( x^2 + 4y^2 \)

C) \( 3x^2 + 2y^2 \)

D) \( 3x^2 - 4y^2 \)

Answer

Correct Answer: C

Question 14

14. What must be added to \( 2x - 3y \) to get \( 5x + y \)?

A) \( 3x - 4y \)

B) \( 7x - 2y \)

C) \( 3x + 2y \)

D) \( 3x + 4y \)

Answer

Correct Answer: D

Question 15

15. What must be subtracted from \( a^2 + b^2 \) to get \( a^2 - b^2 \)?

A) \( 2a^2 \)

B) \( 2b^2 \)

C) \( -2b^2 \)

D) \( a^2 \)

Answer

Correct Answer: B

Question 16

16. Find the value of the expression \( 10 - 3z \) when \( z = -2 \).

A) \( 16 \)

B) \( 4 \)

C) \( -16 \)

D) \( 10 \)

Answer

Correct Answer: A

Question 17

17. If the length of a rectangle is \( 2x + 1 \) and its breadth is \( x - 3 \), what is its perimeter?

A) \( 3x - 2 \)

B) \( 6x + 4 \)

C) \( 6x - 4 \)

D) \( 3x + 2 \)

Answer

Correct Answer: C

Question 18

18. Simplify: \( -4(2x - 5) + 3(x + 2) \).

A) \( -5x + 26 \)

B) \( -11x + 26 \)

C) \( -5x - 14 \)

D) \( 5x + 26 \)

Answer

Correct Answer: A

Question 19

19. Which of the following expressions is a binomial?

A) \( x + y + z \)

B) \( 3x \)

C) \( 5 \)

D) \( x^2 - 4 \)

Answer

Correct Answer: D

Question 20

20. Find the sum of \( 3x - y + 11 \) and \( -y - 11 \).

A) \( 3x + 2y \)

B) \( 3x - 2y \)

C) \( 3x - 2y + 22 \)

D) \( 3x \)

Answer

Correct Answer: B

Accepted Answer

Correct Answer: C

Grade 7 Math Quiz: Master Arithmetic Expressions | Concept of Maths

Grade 7 Math Quiz: Master Arithmetic Expressions | Concept of Maths

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6. Identify the pair of like terms among the following: \( 3xy, -4x, 5yx, 7y \).

7. Find the value of \( a^2 + b^2 \) if \( a = 2 \) and \( b = -3 \).

8. Simplify: \( 2(x + 3) - (x - 4) \).

9. How many terms are present in the expression \( 4a^2 - 3ab + 7 \)?

10. Evaluate the expression \( 5x^2 - 2x + 1 \) for \( x = -1 \).

11. Subtract \( -2m + 5 \) from \( 4m - 3 \).

12. Simplify the expression: \( 8a - [3a - (2a - 5)] \).

13. Add \( x^2 - y^2 \) and \( 2x^2 + 3y^2 \).

14. What must be added to \( 2x - 3y \) to get \( 5x + y \)?

15. What must be subtracted from \( a^2 + b^2 \) to get \( a^2 - b^2 \)?

16. Find the value of the expression \( 10 - 3z \) when \( z = -2 \).

17. If the length of a rectangle is \( 2x + 1 \) and its breadth is \( x - 3 \), what is its perimeter?

18. Simplify: \( -4(2x - 5) + 3(x + 2) \).

19. Which of the following expressions is a binomial?

20. Find the sum of \( 3x - y + 11 \) and \( -y - 11 \).

Grade 7 Math Quiz: Arithmetic Expressions | Concept of Maths

1. What is the value of the algebraic expression \( 3x - 5 \) when \( x = 4 \)?

2. Add the algebraic expressions \( 2a + 3b \) and \( 4a - b \).

3. What is the numerical coefficient of the term \( -5x^2y \)?

4. Subtract \( 3p - 2q \) from \( 5p + 4q \).

5. Simplify the expression: \( 7x - 3x + 5x \).

Grade 7 Math Quiz: Master Arithmetic Expressions | Concept of Maths

Grade 7 Math Quiz: Master Arithmetic Expressions | Concept of Maths

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6. Identify the pair of like terms among the following: \( 3xy, -4x, 5yx, 7y \).

7. Find the value of \( a^2 + b^2 \) if \( a = 2 \) and \( b = -3 \).

8. Simplify: \( 2(x + 3) - (x - 4) \).

9. How many terms are present in the expression \( 4a^2 - 3ab + 7 \)?

10. Evaluate the expression \( 5x^2 - 2x + 1 \) for \( x = -1 \).

11. Subtract \( -2m + 5 \) from \( 4m - 3 \).

12. Simplify the expression: \( 8a - [3a - (2a - 5)] \).

13. Add \( x^2 - y^2 \) and \( 2x^2 + 3y^2 \).

14. What must be added to \( 2x - 3y \) to get \( 5x + y \)?

15. What must be subtracted from \( a^2 + b^2 \) to get \( a^2 - b^2 \)?

16. Find the value of the expression \( 10 - 3z \) when \( z = -2 \).

17. If the length of a rectangle is \( 2x + 1 \) and its breadth is \( x - 3 \), what is its perimeter?

18. Simplify: \( -4(2x - 5) + 3(x + 2) \).

19. Which of the following expressions is a binomial?

20. Find the sum of \( 3x - y + 11 \) and \( -y - 11 \).