NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 477  483 of 2028
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Question number: 477
» Mathematics » Direct and Inverse Proportions
Question
The ratio of third proportional to 16 and 36 and the mean proportional between 45 and 5 is:
Choices
Choice (4)  Response  

a.  9: 7 

b.  27: 5 

c.  9: 10 

d.  5: 27 

Question number: 478
» Mathematics » Visualizing Solid Shapes
Question
Bases of a cylinder are:
Choices
Choice (4)  Response  

a.  Circles 

b.  Squares 

c.  Rectangles 

d.  All of the above 

Question number: 479
» Mathematics » Comparing Quantities
Question
If SP of an article is of its CP then the profit in the transaction is:
Choices
Choice (4)  Response  

a.  30% 

b.  % 

c.  25% 

d.  % 

Question number: 480
» Mathematics » Comparing Quantities
Question
A cycle is sold for Rs. 850 at a loss of 10%. For how much should it be sold to gain 5%?
Choices
Choice (4)  Response  

a.  961 Rs. 

b.  Rs. 

c.  Rs. 

d.  Rs. 

Question number: 481
Question
The pictogram shows the number of visitors to a science fair in a particular week. The number of visitors recorded before Wednesday is:
Monday  $$$$$$$ 
Tuesday  $$$$ 
Wednesday  $$$$$$ 
Thursday  $$$ 
Friday  $$ 
Key: $ represents 4 visitors 
Choices
Choice (4)  Response  

a.  44 

b.  64 

c.  80 

d.  24 

Question number: 482
» Mathematics » Exponents and Powers
Question
Simplified form of .
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 483
» Mathematics » Direct and Inverse Proportions
Question
On a scale of map, 0.8 m represents 4.2 km. If the distance between the points on the map is 58.2 m, the actual distance between these points is:
Choices
Choice (4)  Response  

a.  305.55 km 

b.  610.2 km 

c.  116.4 km 

d.  12 km 
