NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 818  823 of 2028
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Question number: 818
» Mathematics » Exponents and Powers
Question
The value of is:
Choices
Choice (4)  Response  

a. 


b.  25 

c. 


d.  5 

Question number: 819
» Mathematics » Square and Square Roots
Question
The smallest number by which 1100 must be multiplied so that the product becomes a perfect square is:
Choices
Choice (4)  Response  

a.  2 

b.  13 

c.  11 

d.  5 

Question number: 820
Question
The table shows the type and number of books sold by a shop. In pictograph, one symbol □ represents 3 books. How many symbols are required to represent the number of the bestselling type of book?
Types of books  Number of books 
Novel  30 
History  45 
Story  60 
Choices
Choice (4)  Response  

a.  45 

b.  20 

c.  15 

d.  3 

Question number: 821
» Mathematics » Algebraic Expressions and Identities
Question
The remainder obtained when is divided by is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 822
Question
The perimeter of a triangular field is 24 m and the ratio of the sides is 3: 4: 5. The area of the field is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 823
» Mathematics » Direct and Inverse Proportions
Question
A garrison of 600 men had provision for 27 days. After 3 days a reinforcement of 200 men arrived. For how many more days will the remaining food last now?
Choices
Choice (4)  Response  

a.  28 days 

b.  24 days 

c.  30 days 

d.  18 days 
