Model SA-1 Maths Paper , Class- VII

MODEL EXAM PAPER

SUMMATIVE  ASSESSMENT-1

SUB: MATHS                                                                  MARKS: 50 +10 Funtoot =60

Class- VII                                                                                             Time- 2 Hrs.

  GENERAL INSTRUCTIONS:

Ø All Questions are compulsory.

Ø Q.No.1 to 6 carries 1 mark.

Ø Q.No.7 to 11 carries 2 marks.

Ø Q.No.12 to 17 carries 3 marks.

Ø Q.No.18 to 21 carries 4 marks.

     1. The integer which is equal to its additive inverse is

(a)  1                (b)  ─1                 (c) 0                  (d) any integers

2.   The standard form of 341600 is

               (a)  341.6  X 10³            (b) 34.16  X 10⁴              (c) 3.416  X 10⁵          (d)  0.3416  X 10⁴     

       3.    The value of │─485│   ─  │ ─263│ is

              (a)  748              (b)  ─748                      (c)  ─222                     (d) 222

4.    The value of: ( 7⁰  +  5⁰ )  X  ( 8⁰ ─ 9⁰ )

(a)  0                  (b)  1                       (c)  2                  (d)  4      

       5.    The probability of getting the  vowels from the word MORE is

 (a)   0                 (b)                           (c)                            (d)  

       6. The range for the data 42,28,32,41,33,54,27,23,34,37 is

(b) 23                 (b)  32                     (c)  24                (d)  42  

        7. Express the following in exponential  notation:

               (i)  -125                (ii)

       8. A city received   cm rainfall on Saturday and   cm on Sunday. How much     

                 rainfall did it  received in two days ?

 9.  Determine ‘x’ if the following are equivalent rational numbers:

                   (i)      =                                   (ii)   3^x  =  81

 10. The maximum temperature ( in ⁰ c) for the first ten days of July, 2014 in a certain city     

                 was 43, 44, 42, 41, 36, 43, 42, 40, 39, 40. Calculate the mean of the above data.

 11.  Simplify the following :

                    (i)    X      ÷                          (ii)      

12.  A coin is tossed 80 times and a tail occurs 43 times. Find the probability of getting

        (i) tail       and    (ii)  head .

 13.    If     =  (  )¹⁸  ÷  ( )¹²

              find the value of   ( )²        

14.  If a * b =  a  ─ ( b x a )  ─  b,  find:  5 *  (-4).

15 .  Find the value of   ‘ x ‘ in each of the following:

             (i)  (-8)^x  =   4096

             (ii)  7^x    =   343

16. Solve the following  equations :

(i)                    + 2 =  -  

               (ii)       =   

                                                     

17.  Evaluate the following expressions for a = -1 ,  b = 2 ,  c =  - 3  ,

              (i)   a²  - b² +  ac

              (ii)   ab – 2(b - c) + c²   

18.  If   P = 5x³  + 3x²   -  4x  +  1 ,        Q =  5x³  + 5x²   + 3x   -  8  and 

          R = 6x³  - 4x²   -  7x  +  3,   then find,    (P + Q )  -  C .

19.  (i) Find the mode of the following data:

       31, 35, 36, 33, 32, 35,36, 31, 34, 33, 36, 34, 32, 32, 36, 33

         (ii)Find the median of the first whole numbers.

20.  (i) Simplify:    3   - [ 4 + {2  - ( 2 of   1   ÷   1   + 1  )}]

        (ii) Express:  ( 0.8 X 3.9 )  ÷  1000  as a rational numbers.

21.   The performance of  Rohit of class VII in FA-1  and FA-2 is as given below.

         Draw a double bar gragh choosing appropriate scale and ansnwer the following :

        

SUBJECTS	HINDI	ENGLISH	MATHS	SCIENCE	SOCIAL
FA-1	35	38	25	41	30
FA-2	47	33	48	47	40

(I)                In which subjects, has the Rohit improved his performance the most ?

(II)             Has the performance gone down in any subjects ?

(III)           Find the ratio of his performance of  FA-1  and FA-2 in  social.

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