IMO Level 1 Mathematics Olympiad (SOF) Class 6: Questions 168  174 of 1059
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Question number: 168
Question
If a, b and c are whole numbers such that a = b and c 0 and c > 0, then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 169
Question
Which of the following is a perfect square?
Choices
Choice (4)  Response  

a.  36 & 81 

b.  37 

c.  81 

d.  36 

Question number: 170
Question
A, M, T, I represent different nonzero digits, It is given that A + M + T + I – 11
A + M + I – 10
A + M – 1
Further in the following addition only one digit is given.
The sum will be?
Choices
Choice (4)  Response  

a.  Sum is 35722292 

b.  Sum is 35725734 

c.  Sum is 35725792 

d.  Sum is 34425792 

Question number: 171
Question
2592 is divisible by
Choices
Choice (4)  Response  

a.  8 

b.  6 

c.  3 

d.  All a. , b. and c. are correct 

Question number: 172
Question
The two numbers which have only 1 as their common factor are called
Choices
Choice (4)  Response  

a.  Twin primes 

b.  Even numbers 

c.  Composite 

d.  Coprimes 

Question number: 173
Question
The coprime numbers from the following pairs, is
Choices
Choice (4)  Response  

a.  27 and 81 

b.  24 and 32 

c.  45 and 16 

d.  18 and 26 

Question number: 174
Question
Product of two integers is 96. If one of the integers is 8, then the other is
Choices
Choice (4)  Response  

a.  0 

b.  15 

c.  12 

d.   14 
