Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 191  195 of 224
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Question number: 191
» Mathematics » Trigonometry
Question
If a flagstaff of 6 m high placed on the top of a tower throws a shadow of along the ground, then the angle that the Sun makes with the ground, is
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 192
» Mathematics » Algebraic Expressions
Question
What can be said about the expansion of , where n is a positive integer?
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Choice (4)  Response  

a.  Last digit is 4 

b.  Last digit is 8 

c.  Last two digits are zero 

d.  Last digit is 2 

Question number: 193
» Mathematics » Trigonometry
Question
From the top of a pillar of height the angles of elevation and depression of the top and bottom of another pillar are and , respectively. The height of the second pillar (in m) is:
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 194
» Mathematics » Coordinate Geometry
Question
In the figure given below, ABCD is a quadrilateral in which AB is the longest side and CD is the shortest side, then
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 195
» Mathematics » Statistics
Question
In a bag containing 5 red, 4 black and 6 orange balls and a ball is selected at random, what is the probability of getting a nonred ball?
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Choice (4)  Response  

a. 


b. 


c. 


d. 

