BrainUp Kids
Question Paper
Class / Subject: Class 7 (CBSE) · Mathematics
Chapter: Chapter 4 — Chapter 4: Expressions using Letter-Numbers
Time Allowed: 15 minutes
Max Marks: 6
Instructions: All questions are compulsory. Each question carries 1 mark. Choose the correct option for each question.
1. In the expression 5y, y is called a: [1]
(A) variable
(B) constant
(C) coefficient only
(D) operation
2. 'A number increased by 7' is written algebraically as: [1]
(A) x+7
(B) 7x
(C) x-7
(D) 7-x
3. In the expression 3x+5, the coefficient of x is: [1]
(A) 3
(B) 5
(C) x
(D) 8
4. If x=4, then 3x+2 equals: [1]
(A) 14
(B) 12
(C) 9
(D) 20
5. If y=6, then 5y-3 equals: [1]
(A) 27
(B) 33
(C) 18
(D) 30
6. To evaluate an algebraic expression, we: [1]
(A) substitute the given value for the variable
(B) always multiply by zero
(C) remove the variable entirely without substitution
(D) ignore the operations