NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 790  797 of 2028
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Question number: 790
» Mathematics » Exponents and Powers
Question
The solution of is
Choices
Choice (4)  Response  

a.  3  
b. 
 
c.  2  
d. 

Question number: 791
» Mathematics » Exponents and Powers
Question
Simplified form of
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 792
» Mathematics » Algebraic Expressions and Identities
Question
If then ________.
Choices
Choice (4)  Response  

a.  49  
b.  7  
c.  53  
d.  None of the above 
Question number: 793
» Mathematics » Direct and Inverse Proportions
Question
The average age of four men is 54 years and their ages are in the ratio 3: 4: 5: 6. The age of the youngest men is:
Choices
Choice (4)  Response  

a.  60 years  
b.  24 years  
c.  72 years  
d.  36 years 
Question number: 794
» Mathematics » Exponents and Powers
Question
The value of is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 795
Question
The factors of are:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 796
» Mathematics » Square and Square Roots
Question
The sides of a rectangular field are 40 m and 9 m respectively. The length of the diagonals is:
Choices
Choice (4)  Response  

a.  45 m  
b.  41 m  
c.  49 m  
d.  68 m 
Question number: 797
» Mathematics » Introduction to Graphs
Question
The line graph shows the Yearly expenditure of Heena family. The total expenditure over the first 4 years is:
Choices
Choice (4)  Response  

a.  59500 Rs.  
b.  39500 Rs.  
c.  54000 Rs.  
d.  45000 Rs. 