Scroll:Mental Sums >> Mental Sums >> saq (1145)


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)  

Write 8425 as a decimal.






Answer:_______________




2)  

Write 2625 as a decimal.






Answer:_______________




3)  

Write 51925 as a decimal.






Answer:_______________




4)  

Write 61125 as a decimal.






Answer:_______________




5)  

Write 71625 as a decimal.






Answer:_______________




6)  

Write 61725 as a decimal.






Answer:_______________




7)  

Write 92025 as a decimal.






Answer:_______________




8)  

Write 21025 as a decimal.






Answer:_______________




9)  

Write 6925 as a decimal.






Answer:_______________




10)  

Write 1225 as a decimal.






Answer:_______________




 

1)  

Write 8425 as a decimal.





Answer: 1


SOLUTION 1 :
Step 1: x 425 x 4  =  16100
     =  0.16
Step 2: 8 + 0.16  =  8.16


2)  

Write 2625 as a decimal.





Answer: 4


SOLUTION 1 :
Step 1: x 425 x 4  =  24100
     =  0.24
Step 2: 2 + 0.24  =  2.24


3)  

Write 51925 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: 19 x 425 x 4  =  76100
     =  0.76
Step 2: 5 + 0.76  =  5.76


4)  

Write 61125 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: 11 x 425 x 4  =  44100
     =  0.44
Step 2: 6 + 0.44  =  6.44


5)  

Write 71625 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: 16 x 425 x 4  =  64100
     =  0.64
Step 2: 7 + 0.64  =  7.64


6)  

Write 61725 as a decimal.





Answer: 1


SOLUTION 1 :
Step 1: 17 x 425 x 4  =  68100
     =  0.68
Step 2: 6 + 0.68  =  6.68


7)  

Write 92025 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: 20 x 425 x 4  =  80100
     =  0.8
Step 2: 9 + 0.8  =  9.8


8)  

Write 21025 as a decimal.





Answer: 4


SOLUTION 1 :
Step 1: 10 x 425 x 4  =  40100
     =  0.4
Step 2: 2 + 0.4  =  2.4


9)  

Write 6925 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: x 425 x 4  =  36100
     =  0.36
Step 2: 6 + 0.36  =  6.36


10)  

Write 1225 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: x 425 x 4  =  8100
     =  0.08
Step 2: 1 + 0.08  =  1.08