Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 541  547 of 989
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Question number: 541
Question
MCQ▾The point (3, 2) belongs to Quadrant ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 542
Question
MCQ▾The rationalizing factor of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 543
Question
MCQ▾A metallic right circular cone of height 18 cm and base radius 14 cm is melted into a cuboid whose two sides are 22 cm and 12 cm. What is the third side of the cuboid?
Choices
Choice (4)  Response  

a.  12 cm  
b.  28 cm  
c.  14 cm  
d.  7 cm 
Question number: 544
Question
MCQ▾The area of the base of a cone is 308 sq cm. Its height is 24 cm. Then its total surface area is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 545
Question
MCQ▾If a and b are two rational numbers, then which of the following statements is wrong?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 546
Question
MCQ▾The ratio of the volume and curved surface area of a cylinder of unit radius and unit height
Choices
Choice (4)  Response  

a.  2: 3  
b.  2: 1  
c.  1: 2  
d.  3: 2 
Question number: 547
Question
MCQ▾The average weight of sample of 8 mangoes is 58 g. Later it was found that the weighing machine had shown the weight of each mango 3 g more. The correct average weight of a mango is
Choices
Choice (4)  Response  

a.  61 g  
b.  55 g  
c.  66 g  
d.  50 g 