NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 317  324 of 1484
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Question number: 317
Question
The product of and is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 318
Question
is divisible by when ‘n’ is ________.
Choices
Choice (4)  Response  

a.  An odd number 

b.  A natural number 

c.  An even number 

d.  A prime number 

Question number: 319
» Mathematics » Arithmetic Progressions
Question
In an AP, the sum of 3 numbers is 18 and their product is 162. Then the three numbers are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 320
» Mathematics » Surface Area and Volumes
Question
Ratio of volumes of two cylinders with equal heights and radius of 3 cm and 2 cm respectively is
Choices
Choice (4)  Response  

a.  3: 2 

b.  9: 4 

c.  9: 2 

d.  None of the above 

Question number: 321
Question
The product of two consecutive numbers is 42. Find them.
Choices
Choice (4)  Response  

a.  6,7 

b.  6,7 

c.  21, 2 

d.  6, 7 

Question number: 322
Question
Find ‘a’ and ‘b’ in order that may be exactly divisible by .
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 323
Question
________.
Choices
Choice (4)  Response  

a. 


b. 


c.  1 

d.  None of the above 

Question number: 324
Question
There are four polynomials P (x), Q (x), R (x) and S (x). If the HCF of each pair is and the LCM of all four polynomial is then the product of four polynomials is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

