Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 8]: Questions 44  50 of 1201
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Question number: 44
» Mathematics » Rational Numbers
Question
Which step in the following problem is wrong?
Step – 1:
Step – 2:
Step – 3:
Step – 4:
Choices
Choice (4)  Response  

a.  Step – 1  
b.  Step – 2  
c.  Step – 4  
d.  Step – 3 
Question number: 45
» Mathematics » Understanding Quadrilaterals
Question
The measures of the angles of a quadrilateral ABCD are respectively in the ratio 4: 3: 2: 1. Then which of the following is true.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 46
» Mathematics » Understanding Quadrilaterals
Question
A diagonal of a rectangle is inclined to one side of the rectangle at . The acute angle between the diagonals is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 47
» Mathematics » Rational Numbers
Question
Express as rational number.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 48
» Mathematics » Linear Equations in One Variable
Question
By selling a bicycle for Rs. 1943, a man gains 16%. At what price did he buy the bicycle?
Choices
Choice (4)  Response  

a.  1775 Rs.  
b.  1580 Rs.  
c.  1545 Rs.  
d.  1675 Rs. 
Question number: 49
» Mathematics » Rational Numbers
Question
The rational number between and is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  0.45  
d.  All a. , b. and c. are correct 
Question number: 50
» Mathematics » Understanding Quadrilaterals
Question
Given that the area of parallelogram ABCD is . Then the length of BC in the diagram is:
Choices
Choice (4)  Response  

a.  15 cm  
b.  16 cm  
c.  8 cm  
d.  10 cm 