Linear Equation in one Variable

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Linear Equation in one Variable - Class VIII

Quiz 1 Made by Mrs. Pintu Prasad

1If x = a, then which of the following is not always true for an integer k. *

5 points

(a) kx = ak

(b)x/k = a/k

(d) x + k = a + k

2. If 3x – 4 (64 – x) = 10, then the value of x is

5 points

(a) –266

(b) 133

(d) 38

Clear selection

3. The solution of which of the following equations is neither a fraction nor an integer.

5 points

(a) 3x + 2 = 5x + 2

(b) 4x – 18 = 2

(d) 5x – 8 = x + 4

Clear selection

4The shifting of a number from one side of an equation to other is called

5 points

(a) Transposition

(b) Distributivity

(d) Associativity

Clear selection

5. If a and b are positive integers, then the solution of the equation ax = b has to be always

5 points

(a) positive

(b) negative

(d) zero

Clear selection

6. Linear equation in one variable has

5 points

(a) only one variable with any power.

(b) only one term with a variable.

(d) only constant term.

Clear selection

7. A linear equation in one variable has

5 points

(a) Only one solution

(b) Two solutions

(d) No solution

Clear selection

8. The digit in the tens place of a two digit number is 3 more than the digit in the units place. Let the digit at units place be b. Then the number is

5 points

(a)11b + 30

(b) 10b + 30

(d) 10b + 3

Clear selection

9. Arpita’s present age is thrice of Shilpa. If Shilpa’s age three years ago was x. Then Arpita’s present age is

5 points

(a) 3(x – 3)

(b) 3x + 3

(d) 3(x + 3)

Clear selection

10. The sum of three consecutive multiples of 7 is 357. Find the smallest multiple.

5 points

(a) 112

(b) 126

(d) 116

Clear selection

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