Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 7]: Questions 850  856 of 1128
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Question 850
Question
MCQ▾A wire bent in the form of a circle of radius 7 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  21: 33  
d.  22: 33 
Question 851
Question
MCQ▾What is the missing term in the following product?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 852
Question
MCQ▾‘7 more than 43 times x’ is written as
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 853
Question
MCQ▾In what time will Rs. 7000 amounts to Rs. 9800 if time period is 20 % of the rate per annum?
Choices
Choice (4)  Response  

a.  3 years  
b.  2 years  
c.  5 years  
d.  6 years 
Question 854
Question
MCQ▾Divide Rs. 9000 into two parts so that the SI on the first part for 4 years at 10 % per annum is equal to SI on the second part for 2 years at 12 % per annum.
Choices
Choice (4)  Response  

a.  3375,5625  
b.  5000,4000  
c.  4500,4500  
d.  Question does not provide sufficient data or is vague 
Question 855
Question
MCQ▾Choose the pair of complementary angles.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 856
Question
MCQ▾In a if , , then perimeter of the triangle is
Choices
Choice (4)  Response  

a.  24 cm  
b.  72 cm  
c.  36 cm  
d.  Question does not provide sufficient data or is vague 