NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 625  631 of 1732
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Question number: 625
» Mathematics » Triangle and Properties
Question
If the two sides of a rightangled triangle are equal and the square of the hypotenuse is 288 cm then the length of each side is
Choices
Choice (4)  Response  

a.  15 cm  
b.  12 cm  
c.  cm  
d.  10.5 cm 
Question number: 626
» Mathematics » Algebraic Expressions
Question
Value of x in
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 627
» Mathematics » Algebraic Expressions
Question
Algebraic expression for the statement: ‘21 times x taken away from 89’.
Choices
Choice (4)  Response  

a. 
 
b.  0  
c. 
 
d. 

Question number: 628
» Mathematics » Triangle and Properties
Question
In , S is midpoint of QR and G is the Centroid of the triangle. If GS = 5 cm, then the length of PS is
Choices
Choice (4)  Response  

a.  15 cm  
b.  5 cm  
c.  10 cm  
d.  None of the above 
Question number: 629
Question number: 630
Question
The time period of a pendulum depend on which of these factor?
Choices
Choice (4)  Response  

a.  Material  
b.  Mass of the bob  
c.  Length of the pendulum  
d.  Question does not provide sufficient data or is vague 
Question number: 631
» Mathematics » Comparing Quantities
Question
Komal borrowed Rs. 1500 at 3 % per annum for 2 years and Sonal borrowed Rs. 1800 at 2 % per annum for 3 years. Then the ratio of interests paid by them is
Choices
Choice (4)  Response  

a.  6: 5  
b.  5: 6  
c.  5: 3  
d.  3: 5 