Pair of Linear Equations in Two Variables (IMO Mathematics Olympiad (SOF) Class 10): Questions 28  33 of 82
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Question number: 28
» Pair of Linear Equations in Two Variables
Question
The value of k for which the system of equations has a nonzero solution, is ________
Choices
Choice (4)  Response  

a.  9 

b.  3 

c.  5 

d.  4 

Question number: 29
» Pair of Linear Equations in Two Variables
Question
The denominators of a rational number is greater than its numerator by 4. If 4 is subtracted from the numerator and 6 is added to the denominator, the new number becomes. Then the original number was ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 30
» Pair of Linear Equations in Two Variables
Question
Which of the following system of equations has no solution?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 31
» Pair of Linear Equations in Two Variables
Question
For how many values of k does the following system of equations have at least one solution?
Choices
Choice (4)  Response  

a.  8 

b.  7 

c.  3 

d.  2 

Question number: 32
» Pair of Linear Equations in Two Variables
Question
At the end of the year 2012, Samrat was half old as his grandpa. The sum of the years in which they were born is 3964. Age of Samrat at the end of year 2013 is ________
Choices
Choice (4)  Response  

a.  51 years 

b.  41 years 

c.  21 years 

d.  31 years 

Question number: 33
» Pair of Linear Equations in Two Variables
Question
At the end of the year 2015, Sujal was tierce old as his grandpa. The sum of the years in which they were born is 3930. Age of Sujal at the end of year 2016 is ________
Choices
Choice (4)  Response  

a.  45 years 

b.  51 years 

c.  26 years 

d.  60 years 
