IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 87  93 of 1040
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Question number: 87
» Linear Equations in One Variable
Question
There were only two candidates in an election. One got 65 % votes and was elected by a margin of 900 votes. The total number of voters were_.
Choices
Choice (4)  Response  

a.  1000 

b.  500 

c.  2000 

d.  3000 

Question number: 88
» Linear Equations in One Variable
Question
The denominator of a rational number is greater than its numerator by 2. If 2 is subtracted from the numerator and 3 is added to its denominator, the new number becomes. The original number is_.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 89
» Linear Equations in One Variable
Question
Of a number added to of a same number make . The number is_.
Choices
Choice (4)  Response  

a.  2 

b.  5 

c.  7 

d.  1 

Question number: 90
» Linear Equations in One Variable
Question
The two consecutive multiplies of 2 whose sum is 30 are_.
Choices
Choice (4)  Response  

a.  12,14 

b.  14,16 

c.  11,13 

d.  9,11 

Question number: 91
» Linear Equations in One Variable
Question
Of a number subtracted from of a same number make . The number is_.
Choices
Choice (4)  Response  

a. 


b.  1 

c. 


d.  5 

Question number: 92
» Linear Equations in One Variable
Question
The denominator of a rational number is greater than its numerator by 4. If 5 is added to the numerator and 2 is subtracted from its denominator, the new number becomes the original number is_.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 93
» Linear Equations in One Variable
Question
If of a number is 10 less than the original number, then the number is_.
Choices
Choice (4)  Response  

a.  15 

b.  30 

c.  60 

d.  25 
