NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 73  82 of 1732
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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. 

