IMO Mathematics Olympiad Class 10: Questions 194  198 of 958
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Question number: 194
» Pair of Linear Equations in Two Variables
Question
Places and are 300 km apart from each other on a national highway. A car starts from and another from at the same time. If they go in the same direction then they meet in 15 hours and if they go in opposite directions they meet in hours. The speed of the cars are ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 195
» Pair of Linear Equations in Two Variables
Question
The solution of the system of equations and, is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 196
Question
If the sum of the squares of zeroes of the polynomial is, find the value of k
Choices
Choice (4)  Response  

a.  3 

b.  4 

c.  4 

d.  3 

Question number: 197
» Pair of Linear Equations in Two Variables
Question
The value of k for which the system of equations, has infinite number of solutions, is ________
Choices
Choice (4)  Response  

a.  6 

b.  2 

c.  7 

d.  0 

Question number: 198
» Pair of Linear Equations in Two Variables
Question
Places and are 400 km apart from each other on a national highway. A car starts from and another from at the same time. If they go in the same direction then they meet in 2 hours and if they go in opposite directions they meet in hours. The speed of the cars are ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

