NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 159  165 of 1484
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Question number: 159
» Mathematics » Pair of Linear Equations in Two Variables
Question
The sum of two numbers is 20 and their product is 64. Then one of the number is.
Choices
Choice (4)  Response  

a.  14 

b.  12 

c.  8 

d.  16 

Question number: 160
» Mathematics » Pair of Linear Equations in Two Variables
Question
The coordinates of the points where the lines meet the
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 161
» Mathematics » 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: 162
» Mathematics » 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.  All a. , b. and c. are correct 

Question number: 163
» Mathematics » Pair of Linear Equations in Two Variables
Question
Which of the following system of equations has unique solution?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 164
» Mathematics » Pair of Linear Equations in Two Variables
Question
The coordinates of the points where the line meet the
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 165
» Mathematics » Pair of Linear Equations in Two Variables
Question
The sum of digits of a two digit number is 8. If the digits are reversed, the number is decreased by 54. Find the number.
Choices
Choice (4)  Response  

a.  30 

b.  71 

c.  62 

d.  80 
