MCQ Maths Algebraic Expressions, Chapter 12 Class 7

1. Write the expression for the statement: the sum of three times x and 11

(a) x+3+11

(b) 3x+11

(c) 3+11x

(d) 3x-11

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Question 1 of 20

2. 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

(a) 3x+5

(b) 5-3x

(c) 3x-5

(d) 15x

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Question 2 of 20

3. Identify the coefficient of x in expression 8-x+y

(a) 0

(b) 8

(c) -1

(d) 1

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Question 3 of 20

4. The expression for sum of numbers a and b subtracted from their product is

(a) a+b –ab

(b) ab-a+b

(c) ab-(a+b)

(d) ab + a - b.

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Question 4 of 20

5. The sum of mn+5-2 and mn+3 is

(a) 2mn+3

(b) 6

(c) 2mn+8

(d) 2mn+6.

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Question 5 of 20

6. The number of terms in the expression 1.2ab – 2.4 b + 3.6a is

(a) 1.2

(b) -2.4

(c) 3.6a

(d) 3

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Question 6 of 20

7. The expression x +y – xy is

(a) Monomial

(b) Binomial

(c) Trinomial

(d) Quadrinomial

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Question 7 of 20

8. The expression xyz is

(a) Monomial

(b) Binomial

(c) Trinomial

(d) Zero polynomial

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Question 8 of 20

9. Sum of 3m and 2n is

(a) 5mn

(b) 3m+2n

(c) 5m

(d) 5n

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Question 9 of 20

10. Sum of xy, x+y and y+ xy is

(a) 2xy +2x+y

(b) 3xy+2y

(c) 2xy +x+y

(d) 2xy+x+2y

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Question 10 of 20

11. The value of 21b-32 + 7b – 20b is

(a) 48b- 32

(b) -8b - 32

(c) 8b - 32

(d) 28b -52

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Question 11 of 20

12. Subtract a –b from a+b the result is

(a) 2a+2b

(b) 2a

(c) 2b

(d) 2a-2b

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Question 12 of 20

13. The value of expression 5n – 2, when n= -2 is

(a) -12

(b) 8

(c) 1

(d) -8

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Question 13 of 20

14. The value of expression 7a-4b for a=3,b=2 is

(a) 13

(b) 7a-6b

(c) 21a-8b

(d) 29

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Question 14 of 20

15. When x-0,y= -1,then the value of expression 2x+2y is

(a) 4

(b) 0

(c) -2

(d) 2

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Question 15 of 20

16. Which of the following is monomial

(a) 2x +3

(b) 2x

(c) 4x+2y+3

(d) 4y+5x+z ̶ 1

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Question 16 of 20

17. Which of the following is trinomial

(a) 2a+6b-1

(b) 1

(c) 5a ̶ 7

(d) a + b + c ̶ 3

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Question 17 of 20

18. Terms with factors y in the expression 8 + xy + xyz are

(a) xy, xyz

(b) x, xz

(c) 8, xy, xyz

(d) y, xz

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Question 18 of 20

19. The value of expression 4x ̶ 3 at x=2 is

(a) -4

(b) 5

(c) 4

(d) 2

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Question 19 of 20

20. On simplifying (a+b-3) – (b –a +3) + (a ̶ b+3) the result is

(a) a ̶ b+3

(b) a ̶ b ̶ 3

(c) 3a ̶ b ̶ 3

(d) 3a+b+3

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Question 20 of 20