NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 655  660 of 1732
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Question number: 655
» Mathematics » Triangle and Properties
Question
Which of the following statement is correct?
Choices
Choice (4)  Response  

a.  The difference of any two sides is less than the third side  
b.  A triangle cannot have two obtuse angles  
c.  A triangle cannot have an obtuse angle and a right angle  
d.  All a. , b. and c. are correct 
Question number: 656
» Mathematics » Exponents and Powers
Question
Express 0.0050 in scientific notation.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 657
» Mathematics » Triangle and Properties
Question
Two sides of a triangle are 12 and 9 units. Which of the following length can be the length of the third side?
Choices
Choice (4)  Response  

a.  3 cm  
b.  22 cm  
c.  2 cm  
d.  20 cm 
Question number: 658
» Mathematics » Rational Numbers
Question
Arrange the following numbers in descending order, .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 659
» Mathematics » Perimeter and Area
Question
A wooden board has dimensions . It was made into four parts. On each part a man wrote some letters. Area of each letter is equal to its alphabetic number. (i. e. for “F” the alphabetic number is 6, so its area is 6 m and for “N” the alphabetic numbers is 14. So area is m). If he wrote the letters “GURU” and cut those from the board, find the area of remaining board.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 660
» Mathematics » Perimeter and Area
Question
The radius of a circle is 49 cm. Then the circumference of that circle is
Choices
Choice (4)  Response  

a.  44 cm  
b.  154 cm  
c.  125 cm  
d.  308 cm 