ICSE Class 6 Mathematics - Fundamental Concepts of Algebra - Test 1 (Basic)
1. What is a variable in algebra?
A. A fixed number only
B. A symbol that can take different values
C. A sign used only for division
2. Which of the following is a constant?
A. 7
B. x
C. y
3. Which of the following is a variable?
A. 15
B. 100
C. x
4. Which of the following is an algebraic expression?
A. 20 + 10
B. 3x + 5
C. 12 - 4
5. What is the coefficient of x in 6x?
A. 6
B. x
C. 1
6. What is the coefficient of y in 9y?
A. y
B. 0
C. 9
7. How many terms are there in x + 4?
A. 1
B. 2
C. 3
8. How many terms are there in 5a + 3?
A. 2
B. 3
C. 1
9. Which pair contains like terms?
A. 3x and 3y
B. 4a and 4b
C. 2x and 5x
10. Which pair contains unlike terms?
A. 6p and 9p
B. 7m and 7n
C. 4x and 10x
11. Write '5 more than a number x' as an algebraic expression.
A. x + 5
B. x - 5
C. 5x
12. Write '3 less than a number y' as an algebraic expression.
A. 3 - y
B. 3y
C. y - 3
13. Write 'twice a number x' as an algebraic expression.
A. x + 2
B. 2x
C. x - 2
14. Write 'the sum of a and b' as an algebraic expression.
A. a + b
B. a - b
C. ab + 1
15. Write 'the product of p and q' as an algebraic expression.
A. p + q
B. p - q
C. pq
16. If x = 4, find the value of x + 6.
A. 8
B. 10
C. 12
17. If a = 5, find the value of 2a.
A. 10
B. 7
C. 25
18. If y = 9, find the value of y - 4.
A. 4
B. 9
C. 5
19. Which of the following is an equation?
A. x + 2
B. x + 2 = 8
C. 5y - 1
20. What does the symbol '=' mean in an equation?
A. Is equal to
B. Is greater than
C. Is multiplied by