Pair of Linear Equations in Two Variables (IMO Mathematics Olympiad (SOF) Class 10): Questions 40  44 of 82
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Question number: 40
» Pair of Linear Equations in Two Variables
Question
The value of k for which the system of equations has a unique solution, is ________
Choices
Choice (4)  Response  

a.  = 3 

b.  = 0 

c. 


d. 


Question number: 41
» Pair of Linear Equations in Two Variables
Question
Neha and Anjali have some books with them. Once Anjali said to Neha that if Neha gives 10 books to Anjali then Neha will have only of the books that Anjali will have with him. Then Neha asked frankly that if Anjali gives him only 15 books (to Neha), then Anjali will have as many books as Neha will have. The total number of books that Neha and Anjali have with them is ________
Choices
Choice (4)  Response  

a.  40 

b.  60 

c.  30 

d.  80 

Question number: 42
» Pair of Linear Equations in Two Variables
Question
The value of k, for which the system of equations represent parallel lines is ________
Choices
Choice (4)  Response  

a.  36 

b.  26 

c.  16 

d.  46 

Question number: 43
» Pair of Linear Equations in Two Variables
Question
The sum of a two digit number and the number obtained by interchanging the digits of the number is 110. If the digits of the number differ by 8, then numbers are ________
Choices
Choice (4)  Response  

a.  71, 17 

b.  91, 19 

c.  81, 18 

d.  61, 16 

Question number: 44
» Pair of Linear Equations in Two Variables
Question
In a the three angles will be ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

