NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 447  454 of 2028
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Question number: 447
Question
If the ratio of area of two circles is 36: 49 the ratio of their circumference is:
Choices
Choice (4)  Response  

a.  6: 7  
b.  5: 6  
c.  49: 36  
d.  7: 6 
Question number: 448
» Mathematics » Cube and Cube Roots
Question
The cube root of is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 449
» Mathematics » Exponents and Powers
Question
The value of is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 450
» Mathematics » Comparing Quantities
Question
A publisher sells books to a retail dealer at Rs. 6 a copy but allows 25 copies to be counted as 24. If the retailer sells each of the 25 copies at Rs. 7, his profit percent is:
Choices
Choice (4)  Response  

a.  15%  
b.  %  
c.  20%  
d.  % 
Question number: 451
» Mathematics » Understanding Quadrilaterals
Question
A quadrilateral which has exactly one pair of parallel sides is called:
Choices
Choice (4)  Response  

a.  A kite  
b.  A rectangle  
c.  A parallelogram  
d.  A trapezium 
Question number: 452
» Mathematics » Understanding Quadrilaterals
Question
In a trapezium ABCD, . If , then ?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 453
» Mathematics » Direct and Inverse Proportions
Question
A rope makes 30 rounds of the circumference of a square whose side is 5 cm. How many times can it go round a square with side of 6 cm?
Choices
Choice (4)  Response  

a.  30  
b.  15  
c.  36  
d.  25 
Question number: 454
» Mathematics » Direct and Inverse Proportions
Question
If a half kg of wheat cost 155 Rs. , how many Rs. will 600 g cost?
Choices
Choice (4)  Response  

a.  Rs. 186  
b.  Rs. 157  
c.  Rs. 238  
d.  Rs. 216 