Scroll:Real number system >> Decimal number >> saq (4485)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 0.3 x 0.3 is equal to






Answer:_______________




2)  

 -92 is equal to

(A)    -81       (B)    81   (C)      0        (D) 1






Answer:_______________




3)  

 4 ÷ 100 is equal to

(A)  0.004      (B)   0.0004        (C)  0.04         (D)  1






Answer:_______________




4)  

  15 x 15 is equal to

(A)     0.0400   (B)    0.001          (C)       0.005       (D) 0.0005






Answer:_______________




5)  

  1990 is equal to

(A)   0.0010   (B) 990   (C)    0   (D)1






Answer:_______________




6)  

 0.1 x 6 is equal to

(A)   0.1       (B)    0.6          (C)  6          (D) 0






Answer:_______________




7)  

 0.3÷0.3 is  equal to

(A)  1  (B)  0  (C)   0.3  (D)0.000.3






Answer:_______________




8)  

 YxYxYx............n times is equal to

(A) Ym (B) Y-n (C)  Yn   (D)  Ym+n






Answer:_______________




9)  

 0.2 x 0.2 is equal to






Answer:_______________




10)  

 -112 is equal to

(A)    -121       (B)    121   (C)      0        (D) 1






Answer:_______________




 

1)  

 0.3 x 0.3 is equal to





Answer: 4


SOLUTION 1 :

Ans = 0.09

3 x 3  = 0.09



2)  

 -92 is equal to

(A)    -81       (B)    81   (C)      0        (D) 1





Answer: 2


SOLUTION 1 :

-92  = -81

Ans :-81



3)  

 4 ÷ 100 is equal to

(A)  0.004      (B)   0.0004        (C)  0.04         (D)  1





Answer: 3


SOLUTION 1 :

Soln  :

4100   =  0.04



4)  

  15 x 15 is equal to

(A)     0.0400   (B)    0.001          (C)       0.005       (D) 0.0005





Answer: 4


SOLUTION 1 :

Soln  :

15  x 15   =1/ (5x5)

                            = 125

                           =0.0400



5)  

  1990 is equal to

(A)   0.0010   (B) 990   (C)    0   (D)1





Answer: 3


SOLUTION 1 :

1990   =  0.0010

Ans  :0.0010



6)  

 0.1 x 6 is equal to

(A)   0.1       (B)    0.6          (C)  6          (D) 0





Answer: 4


SOLUTION 1 :

0.1 x 6  =   0.6

Ans : 0.6



7)  

 0.3÷0.3 is  equal to

(A)  1  (B)  0  (C)   0.3  (D)0.000.3





Answer: 2


SOLUTION 1 :

(0.3)(0.3)  = 1



8)  

 GxGxGx............n times is equal to

(A) Gm (B) G-n (C)  Gn   (D)  Gm+n





Answer: 3


SOLUTION 1 :

Ans:C



9)  

 0.2 x 0.2 is equal to





Answer: 1


SOLUTION 1 :

Ans = 0.04

2 x 2  = 0.04



10)  

 -112 is equal to

(A)    -121       (B)    121   (C)      0        (D) 1





Answer: 2


SOLUTION 1 :

-112  = -121

Ans :-121