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Maths Quiz for Class 6 Algebra |
In this post, you will find 20 online maths quiz questions for class 6 algebra. Online maths quiz will take around 20 minutes or less to complete it.
Question 1: Hina has x crayons and her brother has 4 crayons more than Hina. How many crayons does her brother have?
A) 4x
B) x – 4
C) x + 4
D) x/4
Explanation: Number of crayons with her brother = Number of crayons with Hina + 4 = x + 4
Question 2: If the cost of one pen is ₹ 8, then the cost of x pens is ____________.
A) ₹ 8x
B) ₹ (8 + x)
C) ₹ (8 – x)
D) ₹ 8/x
Explanation: The cost of 1 pen is ₹ 8. Then the cost of x pens = ₹ 8 × x = ₹ 8x
Question 3: Nisha had ₹ 100. She spent ₹ x to buy chocolates. How much money was left with her?
A) ₹ (100 – x)
B) ₹ (x – 100)
C) ₹ (100 + x)
D) ₹ (100x)
Explanation: Money with Nisha is ₹ 100. She spent ₹ x. Money left with Nisha = ₹ 100 – ₹ x = ₹ (100 – x)
Question 4: Aryan distributed x chocolates in his class on his birthday. If each student of the class received 2 chocolates, then how many students are there in the class?
A) 2/x
B) x/2
C) x – 2
D) x + 2
Explanation: Total number of chocolates = x. Each student got 2 chocolates. Number of students in the class × 2 = Total number of chocolates (x)
Thus, the number of students in the class = x/2
Question 5: If n pencils are to be distributed equally among 5 children, how many pencils will each child get?
A) n – 5
B) n/5
C) n + 5
D) 5n
Explanation: Number of pencils = n. Number of students = 5. Number of pencils each child will get = n/5
Question 6: Neha has x books and Aarav has y books. How many books are there altogether?
A) xy
B) x – y
C) x + y
D) x/y
Explanation: Total number of books = Sum of the number of books with Neha and Aarav = x + y
Question 7: If each side of a square measures x cm, then the perimeter of the square is _________.
A) 3x
B) 4x
C) 5x
D) 4 + x
Explanation: Perimeter of a square = 4 × side = 4 × x = 4x
Question 8: Identify the variable in the expression 3x + 7.
A) 3
B) 7
C) 3x
D) x
Explanation: The variable in the given expression is x.
Question 9: Write the expression for the statement “twice of x added to 5”.
A) 5 + 2x
B) 5 – 2x
C) 2x
D) 2x – 5
Explanation: Twice of x added to 5 = 5 + 2x
Question 10: Write the algebraic expression for the statement “3 is subtracted from 4 times of y”.
A) 4y + 3
B) 3y – 4
C) 4y – 3
D) y – 3
Explanation: 3 is subtracted from 4 times of y = 4y – 3
Question 11: The algebraic expression for the statement “3 times x is added to 2 times y” is _____________.
A) 3x – 2y
B) 3x + 2y
C) 2y – 3x
D) 3y + 2x
Explanation: 3 times x is added to 2 times y = 3x + 2y
Question 12: The algebraic expression for the statement “x is subtracted from 5 times y” is _____________.
A) 5x – y
B) 5y – x
C) y – 5x
D) x – 5y
Explanation: x is subtracted from 5 times y = 5y – x
Question 13: What is the numerical coefficient of the expression 3 × 4 × x?
A) 12
B) 3
C) 4
D) x
Explanation: 3 × 4 × x = 12x. The numerical coefficient of 12x is 12.
Question 14: How many terms are there in the expression 3 × x + 5y – 7?
A) 4
B) 1
C) 2
D) 3
Explanation: 3 × x + 5y – 7 = 3x + 5y – 7. It has 3 terms.
Question 15: What is the numerical coefficient of the variable in the expression 7 – 4x?
A) 7
B) 4
C) -4
D) x
Explanation: 7 – 4x has 2 terms: 7 and –4x. –4x has variable x. Its numerical coefficient is –4.
Question 16: Write the constant term of the expression x + 3y + 7.
A) 3
B) 7
C) 1
D) 3y
Explanation: 7 is the constant term of this expression.
Question 17: If x = 2, then find the value of 5x + 2.
A) 12
B) 10
C) 5
D) 7
Explanation: 5x + 2 = 5 × 2 + 2 = 10 + 2 = 12
Question 18: If y = -3, then the value of y + 8 is _______.
A) 11
B) -5
C) 5
D) -11
Explanation: y + 8 = -3 + 8 = 5
Question 19: If x = -1 and y = -2, then the value of 2x – 3y + 6 is _______.
A) 12
B) 10
C) 8
D) 2
Explanation: 2x – 3y + 6 = 2 × -1 – 3 × -2 + 6 = -2 + 6 + 6 = 12 – 2 = 10
Question 20: If a = 3 and b = -5, then find the value of 5a + 2b – 8.
A) 3
B) 17
C) -3
D) -17
Explanation: 5a + 2b – 8 = 5 × 3 + 2 × -5 – 8 = 15 – 10 – 8 = 5 – 8 = -3
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