IMO Level 1 Mathematics Olympiad (SOF) Class 10: Questions 52  57 of 968
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Question number: 52
Question
Rationalizing factor of
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 53
Question
is integers, none of which are divisible by 5. The remainder when is divided by 5 is ________
Choices
Choice (4)  Response  

a.  1 or 2 

b.  1 

c.  0 

d.  All of the above 

Question number: 54
Question
Circular field has a circumference of 360 km. two cyclists Sumeet and Samrat start together and can cycle at speeds of 20 km/hr and 24 km/hr respectively round the circular field. After how many hours will they meet again at the starting point?
Choices
Choice (4)  Response  

a. 


b.  170hrs 

c.  90hrs 

d.  130hrs 

Question number: 55
Question
Ascending order of the surds is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 56
Question
Descending order of the surds
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 57
Question
is integers, none of which are divisible by 9. The remainder when is divided by 9 is ________
Choices
Choice (4)  Response  

a.  0 or 1 

b.  1 or 2 

c.  1 

d.  0 
