IMO Mathematics Olympiad (SOF) Class 10: Questions 670  675 of 958
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Question number: 670
» Logical & Analytical Reasoning
Question
Which of the four is least like the other three?
Choices
Choice (4)  Response  

a.  Sea 

b.  Mountain 

c.  Tower 

d.  River 

Question number: 671
» Logical & Analytical Reasoning
Question
In the following number series how many 9’s are followed by a square number but not preceded by an odd number?
Choices
Choice (4)  Response  

a.  5 

b.  4 

c.  6 

d.  7 

Question number: 672
» Logical & Analytical Reasoning
Question
If and then
Choices
Choice (4)  Response  

a.  61155 

b.  15516 

c.  61551 

d.  55116 

Question number: 673
» Logical & Analytical Reasoning
Question
In a certain code language, ‘123’ means ‘bright little girl’, ‘145’ mean ‘tall big girl’ and ‘637’ means ‘beautiful little tree’. Which digit in that language means ‘bright’?
Choices
Choice (4)  Response  

a.  4 

b.  1 

c.  3 

d.  2 

Question number: 674
» Logical & Analytical Reasoning
Question
If Healthy person is equivalent to Trapezoid, old person to Hexagon and men to teardrop then what is the number of those men who are healthy but not old?
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  7 

d.  5 

Question number: 675
» Logical & Analytical Reasoning
Question
At a farm, there are hens, cows, bullocks and keepers to look after them. There are 90 heads less than legs. The number of cows is double than that of the bullocks but the number of cows and hens is the same and there is one keeper per 20 birds and cattle. The total number of hens plus cows and bullocks and their keepers does not exceed 60. How many cows are there?
Choices
Choice (4)  Response  

a.  14 

b.  16 

c.  12 

d.  10 
