MCQ Class 8 Maths Chapter 8 Algebraic Expressions and Identities MCQ’s For All Chapters – Maths Class 8th 1. The coefficient of x in the expression -7x +5 is (a) 5 (b) -7 (c) 7 (d) xABCDYour comments: Question 1 of 20 2. The numerical coefficient of y in the expression 2x+3y+7z is (a) 2 (b) 3 (c) 7 (d) 3yABCDYour comments: Question 2 of 20 3. The expression y+z+100 is a (a) monomial (b) literal number (c) binomial (d) trinomial ABCDYour comments: Question 3 of 20 4. The expression 7xy has the factors (a) 7,x,y (b) x,y (c) 7,x (d) 7,yABCDYour comments: Question 4 of 20 5. The common factors of the terms 2y. 22xy is (a) 2 (b) 2y (c) y (d) xyABCDYour comments: Question 5 of 20 6. The addition of ab-bc, bc-ca, ca-ab is (a) 3ab+3bc+3ca (b) 0 (c) ab+bc+ca (d) ab-bc+caABCDYour comments: Question 6 of 20 7. One of the example of binomial is (a) 3xyz (b) 3xy+z (c) 3x+y+z (d) 3+x+y+zABCDYour comments: Question 7 of 20 8. The area of triangle is‟ xy‟ where‟ x‟ is length and „y‟ is breadth. If the length of rectangle is increased by 5 units and breadth is decreased by 3 units, the new area of rectangle will be (a) (x-y)(x+3) (b) xy+15 (c) (x+5)(y-3) (d) xy +5-3ABCDYour comments: Question 8 of 20 9. Multiplication of pq+qr+rp and 'zero' is (a) pq+qr (b) pq+rp (c) pq+qr+rp (d) 0ABCDYour comments: Question 9 of 20 10. The value of 3x(4x-5)+3 for x=3 (a) -6 (b) 66 (c) 106 (d) 0ABCDYour comments: Question 10 of 20 11. Which of the following expression is trinomial (a) xyz (b) xy+z (c) x+y+z (d) x+yzABCDYour comments: Question 11 of 20 12. Which of the following expression is monomial (a) x+1 (b) pqr (c) pq+r (d) p+qr ABCDYour comments: Question 12 of 20 13. Subtracting 7x +y from –x +y gives (a) 6x+2y (b) 8x+2y (c) -8x (d) 8xABCDYour comments: Question 13 of 20 14. Find the value of 95 x 102 by suitable identity. (a) 10310 (b) 10290 (c) 10690 (d) 9690ABCDYour comments: Question 14 of 20 15. The value of 2x (-3x) is ABCDYour comments: Question 15 of 20 16. Area of rectangle of length '3x' and breadth '5y' is (a) 3x+5y (b) 15xy (c) 15x (d) 15yABCDYour comments: Question 16 of 20 17. Number of terms in the expression xyz+1 is (a) 4 (b) 3 (c) 2 (d) 1ABCDYour comments: Question 17 of 20 18. The product of -4p and 7p is ABCDYour comments: Question 18 of 20 19. Use suitable identity to evaluate (a) 9801 (b) 10199 (c) 10201 (d) 10001ABCDYour comments: Question 19 of 20 20. Multiplication of 'ab' and 'a-b' is ABCDYour comments: Question 20 of 20 Loading...
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