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#### Term 2 Algebra One Mark Questions with Answer

8th Standard EM

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Maths

Time : 00:30:00 Hrs
Total Marks : 20
5 x 1 = 5
1. (a) $\frac { x }{ 2 }$=10     (i) x = 4
(b) 20= 6x – 4   (ii) x = 1
(c) 2x – 5 = 3 – x  (iii) x = 20
(d) 7x – 4 – 8x = 20  (iv) x =$\frac { 8 }{ 3 }$
(e) $\frac { 4 }{ 11 }$- x = $\frac { -7 }{ 11 }$   (v) x = –24

(a)

(i),(ii), (iv) ,(iii),(v)

(b)

(iii), (iv) , (i) ,(ii), (v)

(c)

(iii),(i) ,(iv), (v), (ii)

(d)

(iii) , (i) , (v) ,(iv) ,(ii)

2. Sum of a number and its half is 30 then the number is______.

(a)

15

(b)

20

(c)

25

(d)

40

3. The exterior angle of a triangle is 120° and one of its interior opposite angle 58°, then the other opposite interior angle is________.

(a)

62°

(b)

72°

(c)

78°

(d)

68°

4. What sum of money will earn `500 as simple interest in 1 year at 5% per annum?

(a)

50000

(b)

30000

(c)

10000

(d)

5000

5. The product of LCM and HCF of two numbers is 24. If one of the number is 6, then the other number is ________.

(a)

6

(b)

2

(c)

4

(d)

8

6. 10 x 1 = 10
7. The shifting of a number from one side of an equation to other is called transposition.

(a) True
(b) False
8. Linear equation in one variable has only one variable with power 2.

(a) True
(b) False
9. “Sum of a number and two times that number is 48” can be written as y+2y=48

(a) True
(b) False
10. 5(3x+2) = 3(5x−7) is a linear equation in one variable.

(a) True
(b) False
11. x = 25 is the solution of one third of a number is less than 10 the original number.

(a) True
(b) False
12. (−10,20) lies in the second quadrant

(a) True
(b) False
13. (−9, 0) lies on the x-axis.

(a) True
(b) False
14. The coordinates of the origin are (1,1).

(a) True
(b) False
15. The points (1,1) (2,2) (3,3) lie on a same straight line.

(a) True
(b) False
16. y =−9 x not passes through the origin.

(a) True
(b) False
17. 5 x 1 = 5
18. $\frac { x }{ 2 }$=10

19. (1)

x= $\frac { 8 }{ 3 }$

20. 20= 6x – 4

21. (2)

x = 20

22. 2x – 5 = 3 – x

23. (3)

x = 4

24. 7x – 4 – 8x = 20

25. (4)

x=1

26. $\frac { 4 }{ 11 }$-x=$\frac { -7 }{ 11 }$

27. (5)

x = –24