NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 621  628 of 2028
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Question number: 621
Question
The factors of are:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 622
» Mathematics » Algebraic Expressions and Identities
Question
If and then the value of is:
Choices
Choice (4)  Response  

a.  169 

b.  169 

c.  97 

d.  241 

Question number: 623
» Mathematics » Square and Square Roots
Question
The least perfect square exactly divisible by each of the numbers 6,10,25,20 is:
Choices
Choice (4)  Response  

a.  900 

b.  1200 

c.  2400 

d.  600 

Question number: 624
Question
The perimeter of a triangular field is 60 m and the ratio of the sides is 5: 12: 13. The area of the field is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 625
» Mathematics » Square and Square Roots
Question
The value of is:
Choices
Choice (4)  Response  

a.  208 

b.  178 

c.  224 

d.  None of the above 

Question number: 626
» Mathematics » Square and Square Roots
Question
= ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 627
» Mathematics » Comparing Quantities
Question
An oven is listed at Rs. 5500 and a discount of 8 % is offered on the list price. What additional discount must be offered to the customer to bring the net price to 4800?
Choices
Choice (4)  Response  

a.  6% 

b.  3.58% 

c.  5.14% 

d.  3% 

Question number: 628
Question
From the frequency table the percentage of families with less than 3 children is Find the value of ‘x’.
No. of children  0  1  2  3  4 
No. of Families  5  11  20  15  4 
Choices
Choice (4)  Response  

a.  45 

b.  25 

c.  36 

d.  38 
