Home works and Assignments Online

Home » Class VIII (S-II) » Maths, VIII (S-II)

Maths, VIII (S-II)

RATIONAL NUMBERS , LINEAR EQUATIONS IN ONE VARIABLE

 

1.     Which rational number is called identity element for addition  of  rational  numbers ?

(a)    1      (b)   -1     (c)  0     (d)   none of these

2.      3x – 3  =   2x  +  2  ,   the   value of x is

 

(a)       2      (b)     5     (c)    0    (d)    1

      3. Write the present age of a mother , if she is 2 years less than  three                  times her son’s age ,if her son’s age is x years.

             (a)    2 – 3x     (b)     3x+2     (c)   3x-2   (d)  2x – 3

    4 .Which  rational number is multiplicative identity for rational numbers ?

       (a)       1      (b)   -1     (c)  0     (d)   none of these

5.     If    2x -2 =  x +3  , then   x  is

        (a)       1      (b)   -5     (c)  0     (d)   5

 

  6.  Additive  inverse  of   clip_image002  is

       (A) clip_image004        (B)  clip_image006        (C)   clip_image008       (D)   none of these

      7 .   clip_image010 clip_image012 clip_image014  clip_image016 clip_image018

   (A)clip_image020       (B)  clip_image022    (C)   clip_image024     (D) )   none of these

    8 .Represent      clip_image026     on the number  line

    9.Divide  :     clip_image028     by the reciprocal  of  clip_image030  ?

 10 .Write three rational   numbers  between    clip_image032      and     clip_image034  ?

11 . Using  distributive  property ,  solve :     clip_image036  clip_image038    +    clip_image036[1] clip_image040 clip_image042  .

 

12. Using properties  find the  value :   clip_image044 clip_image046    clip_image034[1] ×clip_image048  +  clip_image050

13 .Solve : clip_image052 clip_image054 – x

14. Solve :  3(5x-7)  -2 (9x-11) =  4( 8x-13) -17.

15 . Solve  :  clip_image056   clip_image014[1] clip_image058   =  clip_image060  .

 16 .Solve   :   clip_image062  +3  

17 .  Solve  15(x-4) -2 (x-9) +5(x+6) = 0

18.  Solve   :    x + clip_image064     =  35

19.  If  you subtract  clip_image066  from a number  and multiply the result by 8 . The result now obtained   is 3 times the number . What is the number ?

20.The sum of three consecutive natural numbers is  135, find the numbers?

 

JAYA.S PGT MATHS

KV PATTOM SHIFT 2


Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: