NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 72  83 of 1732
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Question number: 72
» Mathematics » Fractions and Decimals
Question
Choices
Choice (4)  Response  

a.  300  
b. 
 
c.  1  
d.  0 
Question number: 73
» Mathematics » Simple Equations
Question
The ratio of number of girls to boys in a class is 1: 18. If 42 more boys join, the ratio becomes 1: 20. The number of girls in the class is
Choices
Choice (4)  Response  

a.  19  
b.  28  
c.  15  
d.  21 
Question number: 74
» Mathematics » Fractions and Decimals
Question
.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 75
» Mathematics » Simple Equations
Question
The solution of is
Choices
Choice (4)  Response  

a. 
 
b.  1  
c. 
 
d. 

Question number: 76
» Mathematics » Comparing Quantities
Question
Symbol for proportion is
Choices
Choice (4)  Response  

a.  : :  
b.  =  
c. 
 
d.  : 
Question number: 77
» Mathematics » Comparing Quantities
Question
The ratio of Rs. 5 and 125 paise is
Choices
Choice (4)  Response  

a.  2: 1  
b.  1: 4  
c.  4: 1  
d.  1: 2 
Question number: 78
» Mathematics » Fractions and Decimals
Question
The equivalent fraction of having the numerator 60 is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 79
» Mathematics » Fractions and Decimals
Question
The difference between and is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 80
» Mathematics » Fractions and Decimals
Question
Difference of 46 and 36.012 is
Choices
Choice (4)  Response  

a.  9.998  
b.  9.988  
c.  8.889  
d.  8.989 
Question number: 81
» Mathematics » Comparing Quantities
Question
18: 6: : x: 1 value of x is
Choices
Choice (4)  Response  

a.  3  
b.  7  
c. 
 
d.  1 
Question number: 82
» Mathematics » Fractions and Decimals
Question
The fractional number for 2 out of 5 of the fruits are bananas as ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 83
» Mathematics » Comparing Quantities
Question
The condition for two ratios to be equal is
Choices
Choice (4)  Response  

a.  Product of means is equal to antecedents  
b.  Product of means is equal to product of extremes  
c.  Product of extremes is equal to consequent  
d.  Antecedents are equal to consequent 