IMO Mathematics Olympiad (SOF) Class 6: Questions 252  258 of 1049
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Question number: 252
Question
Find the smallest number which will divide the smallest 3digit number and the smallest 4digit number exactly.
Choices
Choice (4)  Response  

a.  10 

b.  5 

c.  2 

d.  4 

Question number: 253
Question
Which of the following is a perfect cube?
Choices
Choice (4)  Response  

a.  8 

b.  125 

c.  64 

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

Question number: 254
Question
The numbers which are not multiplies of 2 are called________.
Choices
Choice (4)  Response  

a.  Prime 

b.  Even 

c.  Odd 

d.  Composite 

Question number: 255
Question
The HCF of two numbers is 28 and their LCM is 336. If one number is 112, then the other number is
Choices
Choice (4)  Response  

a.  34 

b.  92 

c.  84 

d.  64 

Question number: 256
Question
Which one is correct?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 257
Question
The least number of square tiles that will be needed to coat a plot of 126 m by 63 m is
Choices
Choice (4)  Response  

a.  4 tiles 

b.  2 tile 

c.  3 tiles 

d.  1 tiles 

Question number: 258
Question
Two tanks contain 360 liters and 900 liters of water respectively, then the maximum capacity of a container which can measure the water out of both the tanks when used an exact number of times is ________.
Choices
Choice (4)  Response  

a.  160 liters 

b.  170 liters 

c.  190 liters 

d.  180 liters 
