NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 721  728 of 1732
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Question number: 721
» Mathematics » Triangle and Properties
Question
If the two sides of a right angled triangle are equal and the square of the hypotenuse is 50 cm then the length of each side is
Choices
Choice (4)  Response  

a.  cm 

b.  5 cm 

c.  12.5 cm 

d.  8 cm 

Question number: 722
» Mathematics » Triangle and Properties
Question
In , D is midpoint of BC and G is the Centroid of the triangle. If GD = 3 cm, then the length of AD is
Choices
Choice (4)  Response  

a.  6 cm 

b.  9 cm 

c.  3 cm 

d.  None of the above 

Question number: 723
» Mathematics » Comparing Quantities
Question
A number P exceeds Q by 40%. By what percent is Q short of P?
Choices
Choice (4)  Response  

a.  26.5% 

b.  32.8% 

c.  30% 

d.  28.6% 

Question number: 724
» Mathematics » Rational Numbers
Question
________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 725
» Mathematics » Exponents and Powers
Question
The value of is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 726
Question number: 727
» Mathematics » Exponents and Powers
Question
If then the value of is
Choices
Choice (4)  Response  

a.  0.27 

b.  4.41 

c.  2.78 

d.  5.73 

Question number: 728
» Mathematics » Symmetry
Question
Which of the following alphabets has only horizontal line of symmetry?
Choices
Choice (4)  Response  

a.  A 

b.  M 

c.  D 

d.  Y 
