NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 744  751 of 2028
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Question number: 744
Question
The sides of a triangle are 6 cm, 8 cm and 12 cm. Its area is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  41 
Question number: 745
» Mathematics » Comparing Quantities
Question
A producer combines two qualities of wheat. One coasting Rs. 18.60 per kg and the other costing Rs. 21 per kg in the ratio 3: 4. Find this profit percent if he sells the mixture at the rate of Rs. 25 per kg.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 746
» Mathematics » Comparing Quantities
Question
A man borrowed Rs. 676 for CI and it amounted to Rs. 1225 in 2 years. The rate of CI per annum is:
Choices
Choice (4)  Response  

a.  %  
b.  35%  
c.  %  
d.  28% 
Question number: 747
» Mathematics » Visualizing Solid Shapes
Question
The threedimensional figure formed by rotating a triangle is:
Choices
Choice (4)  Response  

a.  Prism  
b.  Cone  
c.  Quadrilateral  
d.  Square 
Question number: 748
» Mathematics » Comparing Quantities
Question
If a merchant estimates his profits as 30 % of the selling price, what is his real profit percent.
Choices
Choice (4)  Response  

a. 
 
b.  40.25%  
c.  30%  
d.  35% 
Question number: 749
» Mathematics » Playing with Numbers
Question
Which of the following integers has most number of divisors?
Choices
Choice (4)  Response  

a.  264  
b.  213  
c.  33  
d.  103 
Question number: 750
» Mathematics » Playing with Numbers
Question
Which of the following numbers is exactly divisible by 22?
Choices
Choice (4)  Response  

a.  21692  
b.  28281  
c.  37675  
d.  74643 
Question number: 751
Question
Factorization of is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
