Class 7 Simple Equations CBSE Questions & Answers

Class 7 · Simple Equations

This is Mathematics Class 7 Simple Equations CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Solve: \(\frac{{ - p}}{3} = 5\)
  • A
    p = -15
    Correct
  • B
    p = -4
  • C
    p = 8
  • D
    p = -5
2
Solve: 2(x + 4) = 12
  • A
    x = 3
  • B
    x = 2
    Correct
  • C
    x = 4
  • D
    x = 5
3
Solve: 3(n – 5) = 21
  • A
    n = 14
  • B
    n = 12
    Correct
  • C
    n = 11
  • D
    n = 13
4
Write the equation for ‘The number x is greater by 5 than 9‘.
  • A
    None of these
  • B
    x – 5 = 9
    Correct
  • C
    x = 9
  • D
    x – 9 = 5
5
Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. (Take m to be the number of Parmit’s marbles.) Set up an equation.
  • A
    5m = 37
  • B
    m + 5 = 37
  • C
    m + 7 = 37
  • D
    5m + 7 = 37
    Correct
6
What is x in 4x + 5 = 65?
  • A
    None of these
  • B
    14
  • C
    13
  • D
    15
    Correct
7
What is b in\(\frac{b}{2} = 6\)?
  • A
    12
    Correct
  • B
    4
  • C
    None of these
  • D
    8
8
The expressions are formed by performing operations like addition, subtraction, multiplication and division on the ____________.
  • A
    expressions
  • B
    terms
  • C
    variables
    Correct
  • D
    None of these
9
In Equation 3x + 4 = 25, the ________ is (3x + 4).
  • A
    equal
  • B
    None of these
  • C
    RHS
  • D
    LHS
    Correct
10
If we multiply both sides of the equation by the same number, the balance is ______.
  • A
    undisturbed
    Correct
  • B
    None of these
  • C
    equal
  • D
    disturbed
11
Solve: \(\frac{{3p}}{4} = 6\)
  • A
    p = 24
  • B
    p = 2
  • C
    None of these
  • D
    p = 8
    Correct
12
Solve: 3s = –9
  • A
    None of these
  • B
    s = 2
  • C
    s = -3
    Correct
  • D
    s = 3
13
Solve: 3(n – 5) = – 21
  • A
    None of these
  • B
    n = -2
    Correct
  • C
    n = 12
  • D
    n = 2
14
Solve: 3 – 2(2 – y ) = 7
  • A
    y = 2
  • B
    None of these
  • C
    y = 24
  • D
    y = 4
    Correct
15
Laxmi’s father is 49 years old. He is 4 years older than three times Laxmi’s age. (Take Laxmi’s age to be y years.) Set up an equation.
  • A
    y + 4 = 49
  • B
    3y + 4 = 49
    Correct
  • C
    3y – 4 = 49
  • D
    None of these