NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 649  654 of 1732
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Question number: 649
» Mathematics » Integers
Question
Negative of a negative integer is
Choices
Choice (4)  Response  

a.  Zero 

b.  Positive 

c.  Negative 

d.  None of the above 

Question number: 650
Question number: 651
» Mathematics » Algebraic Expressions
Question
To get the value of a, ________ is to be multiplied on either side of equation (method of elimination).
Choices
Choice (4)  Response  

a. 


b.  0 

c.  1 

d.  6 

Question number: 652
» Mathematics » Congruence of Triangles
Question
Which of the following statement (s) is/are false?
Choices
Choice (4)  Response  

a.  If the hypotenuse of one right triangle is equal to the hypotenuse of another triangle, then the triangles are congruent 

b.  If two sides and one angle of a triangle are equal to the corresponding two sides and the angle of another triangle, then the two triangles are congruent 

c.  Two triangles having same area are congruent 

d.  All a. , b. and c. are correct 

Question number: 653
» Mathematics » Exponents and Powers
Question
The solution of is
Choices
Choice (4)  Response  

a. 


b.  3 

c.  6 

d.  1 

Question number: 654
» Mathematics » Triangle and Properties
Question
Two chimneys 18 m and 13 m high stand upright in a ground. If their feet are 12 m apart, then the distance between their tops is
Choices
Choice (4)  Response  

a.  18 m 

b.  5 m 

c.  13 m 

d.  31 m 
