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Chapter 12 – Algebraic Expressions

Class 7 Maths MCQ’s Chapter 12 – Algebraic Expressions
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  1. Question 1 of 30
    1. Question

    Find the value of a2 + b2 if a = 2 and b = -2.

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  2. Question 2 of 30
    2. Question

    Write an expression : Raju s father s age is 5 years more than 3 times Raju s age. If Raju s age is x years, then father’s age is

    Correct
    Incorrect
  3. Question 3 of 30
    3. Question

    Subtract – 5y2 from y2 .

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    Incorrect
  4. Question 4 of 30
    4. Question

    A _________ can take various values.

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  5. Question 5 of 30
    5. Question

    The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

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  6. Question 6 of 30
    6. Question

    Identify terms which contain x in following expression 13 y2 – 8 yx

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    Incorrect
  7. Question 7 of 30
    7. Question

    For what value of ‘m’ is 9 − 5m = (−1)?

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  8. Question 8 of 30
    8. Question

    The number z is multiplied by itself, write its algebraic expresson.

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  9. Question 9 of 30
    9. Question

    What is the difference between 3a + 2b and −2a − 5b?

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    Incorrect
  10. Question 10 of 30
    10. Question

    Add 3 mn, -5 mn, 8 mn, -4mn.

    Correct
    Incorrect
  11. Question 11 of 30
    11. Question

    Identify, in the following expressions, terms which are not constants : xy + 4.

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  12. Question 12 of 30
    12. Question

    An expression which contains two unlike terms is called _______.

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  13. Question 13 of 30
    13. Question

    Get the algebraic expression of subtraction of z from y.

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  14. Question 14 of 30
    14. Question

    A and B are polynomials and each is the additive inverse of the other. What does it mean?

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  15. Question 15 of 30
    15. Question

    Find the value of 7a – 4b if a = 3, b = 2.

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    Incorrect
  16. Question 16 of 30
    16. Question

    Get the algebraic expressions for subtraction of z from y.

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    Incorrect
  17. Question 17 of 30
    17. Question

    What is the co-efficient of y in the given algebraic expression 8 + yz.

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    Incorrect
  18. Question 18 of 30
    18. Question

    What are the coefficients of y in the expression 4x – 3y?

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  19. Question 19 of 30
    19. Question

    Write the term which contains y2 in expression 5y2 + 7x.

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  20. Question 20 of 30
    20. Question

    Simplify these expressions and Índ their values, if x = 3, a = – 1, b = – 2. 3x – 5a – x2 + 9b

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    Incorrect
  21. Question 21 of 30
    21. Question

    Identify the co-efficient of x in the given expression : 4x – 3y.

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    Incorrect
  22. Question 22 of 30
    22. Question

    The sum of mn + 5 – 2 and mn+3 is

    Correct
    Incorrect
  23. Question 23 of 30
    23. Question

    Find the value of x + 4 at x = 2.

    Correct
    Incorrect
  24. Question 24 of 30
    24. Question

    What are the coefficients of y in the expression yz2 + 5?

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  25. Question 25 of 30
    25. Question

    Write the numerical co-efficients of 100 m + 1000 n.

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  26. Question 26 of 30
    26. Question

    Simplify combining like terms: 3a – 2b – ab – (a – b + ab) + 3ab + b – a

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  27. Question 27 of 30
    27. Question

    Numbers x and y when both squared and added, write it in algebraic expression.

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  28. Question 28 of 30
    28. Question

    The length and breadth of a rectangular plot are I and b. Two rectangular paths each of width W run inside the plot one parallel to the length and the other parallel to the breadth. What is the total area of the paths?

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    Incorrect
  29. Question 29 of 30
    29. Question

    In the above identify numerical co-efficient of variables.

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    Incorrect
  30. Question 30 of 30
    30. Question

    Find the value of x + 4 for x = 2.

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    Incorrect
admin2022-05-12T06:18:22+00:00

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