NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 514  521 of 2000
Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions we will add tracking exampattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 550.00 or
How to register?
Question number: 514
» Mathematics » Surface Areas & Volumes
Question
The radius of a cylinder whose internal surface area is 1056 and height 24 cm is
Choices
Choice (4)  Response  

a.  7 cm 

b.  28 cm 

c.  14 cm 

d.  3.5 cm 

Question number: 515
» Mathematics » Heron's Formula
Question
One side of an equilateral triangle is 16 cm. Its area is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 516
Question
The probability that in a family of 3 children, there will be exactly one girl is
Choices
Choice (4)  Response  

a. 


b.  2 

c. 


d. 


Question number: 517
» Mathematics » Number Systems
Question
The rational number
Choices
Choice (4)  Response  

a.  Has a positive numerator 

b.  Has a negative numerator 

c.  Has neither a positive numerator nor a negative numerator 

d.  Has either a positive numerator or a negative numerator 

Question number: 518
Question
Then the excluded number is
Choices
Choice (4)  Response  

a.  42 

b.  38 

c.  62 

d.  None of the above 

Question number: 519
» Mathematics » Heron's Formula
Question
If the altitude of an equilateral triangle is cm, its area is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 520
Question
The median of the following data 38,25,16,52,47,32,68,8, 11,74 is
Choices
Choice (4)  Response  

a.  35 

b.  38 

c.  47 

d.  32 

Question number: 521
Question
The product of and is equal to the quotient obtained when is divided by ________.
Choices
Choice (4)  Response  

a.  1 

b. 


c.  0 

d. 

