Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 8]: Questions 1180  1188 of 1201
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Question number: 1180
» Mathematics » Square and Square Roots
Question
The square of a natural number subtracted from its cube is 48. The number is
Choices
Choice (4)  Response  

a.  8  
b.  4  
c.  6  
d.  5 
Question number: 1181
» Mathematics » Square and Square Roots
Question
If then the approximate value of is:
Choices
Choice (4)  Response  

a.  0.577  
b.  0.617  
c.  0.313  
d.  0.173 
Question number: 1182
» Mathematics » Algebraic Expressions and Identities
Question
Find the missing term in the following problem.
Choices
Choice (4)  Response  

a.  12xy  
b.  2xy  
c.  2xy  
d.  12xy 
Question number: 1183
» Mathematics » Algebraic Expressions and Identities
Question
=?
Choices
Choice (4)  Response  

a.  256.25  
b.  64  
c.  16  
d.  4 
Question number: 1184
» Mathematics » Algebraic Expressions and Identities
Question
The value of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 1185
» Mathematics » Cube and Cube Roots
Question
The smallest number by which 2560 must be multiplied so that the product is a perfect cube is:
Choices
Choice (4)  Response  

a.  5  
b.  10  
c.  25  
d.  15 
Question number: 1186
» Mathematics » Comparing Quantities
Question
A bag marked at Rs. 80 is sold for Rs. 68. The rate of discount is:
Choices
Choice (4)  Response  

a.  20%  
b.  15%  
c.  12%  
d.  % 
Question number: 1187
» Mathematics » Comparing Quantities
Question
A merchant buys a 50 liter cask of wine for Rs. 6250 and sells it at Rs. 130 per liter. His loss or gain percent is:
Choices
Choice (4)  Response  

a.  % loss  
b.  8 % gain  
c.  25 % profit  
d.  4 % profit 
Question number: 1188
» Mathematics » Rational Numbers
Question
There were only two candidates in an election. One got 62 % votes and was elected by a margin of 144 votes. The total number of voters were:
Choices
Choice (4)  Response  

a.  800  
b.  700  
c.  500  
d.  600 