NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 174  180 of 1484
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Question number: 174
» Mathematics » Pair of Linear Equations in Two Variables
Question
For what value of p does the system of equations, has non zero solution?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 175
» Mathematics » Pair of Linear Equations in Two Variables
Question
The denominator of a rational number is greater than its numerator by 3. If 3 is subtracted from the numerator and 2 is added to the denominator, the new number becomes then the original number was,
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 176
» Mathematics » Pair of Linear Equations in Two Variables
Question
For what value of p does the system of equations , has non zero solution?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 177
» Mathematics » Pair of Linear Equations in Two Variables
Question
The product of two numbers is 1960 and their HCF is 14. How many pairs of such numbers can be find?
Choices
Choice (4)  Response  

a.  3 

b.  4 

c.  2 

d.  5 

Question number: 178
» Mathematics » Pair of Linear Equations in Two Variables
Question
Divide 34 into two parts such that fourth part of the first and twofifth part of the second are in the ratio 1: 2.
Choices
Choice (4)  Response  

a.  32.3,40.5 

b.  15.1,18.8 

c. 


d.  All of the above 

Question number: 179
» Mathematics » Pair of Linear Equations in Two Variables
Question
When simple interest is charged, a certain principle amounts to Rs. 7400 in 4 years and Rs. 9200 in 7 years. Then the rate of interest is
Choices
Choice (4)  Response  

a.  12% 

b.  8% 

c.  4% 

d.  10% 

Question number: 180
» 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. 

