NSO Level 1 Science Olympiad (SOF) Class 5: Questions 81  86 of 454
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Question number: 81
Question
What is the perimeter of the figure below?
Choices
Choice (4)  Response  

a.  83 cm  
b.  46 cm  
c.  66 cm  
d.  64 cm 
Question number: 82
Appeared in Year: 2012
Question
If you are 10 years old, you would have lived seconds. Select the correct match of age to the seconds lived.
Choices
Choice (4)  Response  

a.  14 years – 7358500 seconds  
b.  13 years – 6832800 seconds  
c.  11 years – 5782400 seconds  
d.  12 years – 6302700 seconds 
Question number: 83
Appeared in Year: 2012
Question
The given diagram contains the factors of and 45. Find the values of x, y and z respectively.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 84
Appeared in Year: 2012
Question
If
Then the value of
Choices
Choice (4)  Response  

a.  320  
b.  470  
c.  490  
d.  170 
Question number: 85
Question
The perimeter of the figure below is ________ units.
Choices
Choice (4)  Response  

a.  12  
b.  16  
c.  18  
d.  22 
Question number: 86
Question
The triangle below has a perimeter of 51cm. Find the length of the unknown side.
Choices
Choice (4)  Response  

a.  42 cm  
b.  51 cm  
c.  15 cm  
d.  37 cm 