IMO Mathematics Olympiad Class 6: Questions 170  177 of 1049
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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 35725734 

b.  Sum is 35725792 

c.  Sum is 34425792 

d.  Sum is 35722292 

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

a.  6 

b.  8 

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.  Coprimes 

c.  Composite 

d.  Even numbers 

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

a.  27 and 81 

b.  18 and 26 

c.  45 and 16 

d.  24 and 32 

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.  12 

b.   14 

c.  0 

d.  15 

Question number: 175
Question
The smallest number which when divided by 4, 16, 32 and 40 and leaves a remainder of 3, 15, 31 and 39 respectively is
Choices
Choice (4)  Response  

a.  161 

b.  159 

c.  147 

d.  239 

Question number: 176
Question
HCF of two coprime numbers is
Choices
Choice (4)  Response  

a.  0 

b.  1 

c.  2 

d.  None of the above 

Question number: 177
Question
The integer which is 7 more than is
Choices
Choice (4)  Response  

a.  2 

b.  4 

c. 


d.  16 
