NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 824  831 of 2028
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Question number: 824
» Mathematics » Exponents and Powers
Question
________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 825
» Mathematics » Direct and Inverse Proportions
Question
If , and , then the ratio of is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 826
» Mathematics » Understanding Quadrilaterals
Question
Two adjacent sides of a parallelogram are 10 cm and 12 cm. Its perimeter is:
Choices
Choice (4)  Response  

a.  22 cm 

b.  120 cm 

c.  44 cm 

d.  24 cm 

Question number: 827
» Mathematics » Exponents and Powers
Question
The value of is
Choices
Choice (4)  Response  

a.  1575 

b.  105 

c.  525 

d.  315 

Question number: 828
» Mathematics » Cube and Cube Roots
Question
Given that , find the value of a.
Choices
Choice (4)  Response  

a.  81 

b.  729 

c.  9 

d.  27 

Question number: 829
» Mathematics » Direct and Inverse Proportions
Question
x varies inversely as cube of y. Given that for . The value of x for will be equal to:
Choices
Choice (4)  Response  

a. 


b. 


c.  8 

d. 


Question number: 830
Question
From the frequency table the percentage of classes with less than 30 students is Find the value of ‘x’.
No. of students  25  33  45  18  50  60 
No. of Classes  1  2  3  4  5  6 
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  12 

d.  15 

Question number: 831
» Mathematics » Visualizing Solid Shapes
Question
How many edges a cone has?
Choices
Choice (4)  Response  

a.  2 

b.  3 

c.  1 

d.  Question does not provide sufficient data or is vague 
