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 51525 as a decimal.






Answer:_______________




2)  

Write 81925 as a decimal.






Answer:_______________




3)  

Write 9525 as a decimal.






Answer:_______________




4)  

Write 32225 as a decimal.






Answer:_______________




5)  

Write 91925 as a decimal.






Answer:_______________




6)  

Write 31625 as a decimal.






Answer:_______________




7)  

Write 21025 as a decimal.






Answer:_______________




8)  

Write 4425 as a decimal.






Answer:_______________




9)  

Write 91725 as a decimal.






Answer:_______________




10)  

Write 52125 as a decimal.






Answer:_______________




 

1)  

Write 51525 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: 15 x 425 x 4  =  60100
     =  0.6
Step 2: 5 + 0.6  =  5.6


2)  

Write 81925 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: 19 x 425 x 4  =  76100
     =  0.76
Step 2: 8 + 0.76  =  8.76


3)  

Write 9525 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: x 425 x 4  =  20100
     =  0.2
Step 2: 9 + 0.2  =  9.2


4)  

Write 32225 as a decimal.





Answer: 4


SOLUTION 1 :
Step 1: 22 x 425 x 4  =  88100
     =  0.88
Step 2: 3 + 0.88  =  3.88


5)  

Write 91925 as a decimal.





Answer: 4


SOLUTION 1 :
Step 1: 19 x 425 x 4  =  76100
     =  0.76
Step 2: 9 + 0.76  =  9.76


6)  

Write 31625 as a decimal.





Answer: 3


SOLUTION 1 :
Step 1: 16 x 425 x 4  =  64100
     =  0.64
Step 2: 3 + 0.64  =  3.64


7)  

Write 21025 as a decimal.





Answer: 3


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


8)  

Write 4425 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: x 425 x 4  =  16100
     =  0.16
Step 2: 4 + 0.16  =  4.16


9)  

Write 91725 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: 17 x 425 x 4  =  68100
     =  0.68
Step 2: 9 + 0.68  =  9.68


10)  

Write 52125 as a decimal.





Answer: 2


SOLUTION 1 :
Step 1: 21 x 425 x 4  =  84100
     =  0.84
Step 2: 5 + 0.84  =  5.84