Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 8]: Questions 969  977 of 1201
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Question 969
Question
MCQ▾If then x and y
Choices
Choice (4)  Response  

a.  6,1  
b.  1, 6  
c.  6, 3  
d.  3,2 
Question 970
Question
MCQ▾A discount of 25 % on an article is the same as a discount of 20 % on another article. The costs of the two articles can be:
Choices
Choice (4)  Response  

a.  Rs. 40 and Rs. 60  
b.  Rs. 50 and Rs. 70  
c.  Rs. 40 and Rs. 50  
d.  Rs. 20 and Rs. 50 
Question 971
Question
MCQ▾In a quadrilateral ABCD, if and , then =________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 972
Question
MCQ▾If , then is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question 973
Question
MCQ▾The value of is:
Choices
Choice (4)  Response  

a.  186  
b.  212  
c.  329  
d.  Question does not provide sufficient data or is vague 
Question 974
Question
MCQ▾The sides of a triangle are 11 cm, 12 cm, 13 cm. The altitude to largest side is:
Choices
Choice (4)  Response  

a.  cm  
b.  cm  
c.  24 cm  
d.  cm 
Question 975
Question
MCQ▾The value of is:
Choices
Choice (4)  Response  

a.  529  
b.  144  
c.  121  
d.  289 
Question 976
Question
MCQ▾If and then the value of is:
Choices
Choice (4)  Response  

a.  308  
b.  312  
c.  312  
d.  156 
Question 977
Question
MCQ▾The shape formed by rotating a right triangle about its height is:
Choices
Choice (4)  Response  

a.  Cylinder  
b.  Cuboid  
c.  Sphere  
d.  Cone 