Scroll:Mental Sums >> Mental Sums >> mcq (1148)


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 7 110 as a decimal.






(                    )




2)  

Write 1 210 as a decimal.






(                    )




3)  

Write 3 510 as a decimal.






(                    )




4)  

Write 7 810 as a decimal.






(                    )




5)  

Write 6 710 as a decimal.






(                    )




6)  

Write 8 210 as a decimal.






(                    )




7)  

Write 8 610 as a decimal.






(                    )




8)  

Write 6 510 as a decimal.






(                    )




9)  

Write 8 410 as a decimal.






(                    )




10)  

Write 3 410 as a decimal.






(                    )




 

1)  

Write 7 110 as a decimal.





Answer: 1


SOLUTION 1 :

Step 1: 110 = 0.1

Step 2: 7 + 0.1 = 7.1



2)  

Write 1 210 as a decimal.





Answer: 4


SOLUTION 1 :

Step 1: 210 = 0.2

Step 2: 1 + 0.2 = 1.2



3)  

Write 3 510 as a decimal.





Answer: 4


SOLUTION 1 :

Step 1: 510 = 0.5

Step 2: 3 + 0.5 = 3.5



4)  

Write 7 810 as a decimal.





Answer: 3


SOLUTION 1 :

Step 1: 810 = 0.8

Step 2: 7 + 0.8 = 7.8



5)  

Write 6 710 as a decimal.





Answer: 3


SOLUTION 1 :

Step 1: 710 = 0.7

Step 2: 6 + 0.7 = 6.7



6)  

Write 8 210 as a decimal.





Answer: 1


SOLUTION 1 :

Step 1: 210 = 0.2

Step 2: 8 + 0.2 = 8.2



7)  

Write 8 610 as a decimal.





Answer: 4


SOLUTION 1 :

Step 1: 610 = 0.6

Step 2: 8 + 0.6 = 8.6



8)  

Write 6 510 as a decimal.





Answer: 2


SOLUTION 1 :

Step 1: 510 = 0.5

Step 2: 6 + 0.5 = 6.5



9)  

Write 8 410 as a decimal.





Answer: 3


SOLUTION 1 :

Step 1: 410 = 0.4

Step 2: 8 + 0.4 = 8.4



10)  

Write 3 410 as a decimal.





Answer: 3


SOLUTION 1 :

Step 1: 410 = 0.4

Step 2: 3 + 0.4 = 3.4