Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 173  179 of 218
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Question number: 173
» Mathematics » Trigonometry
Question
The angles of a triangle are . Find the value of x.
Choices
Choice (4)  Response  

a.  22° 

b.  30° 

c.  25° 

d.  35° 

Question number: 174
» Mathematics » Trigonometry
Question
The value of is equal to
Choices
Choice (4)  Response  

a.  2 

b.  1 

c. 


d.  0 

Question number: 175
» Mathematics » Number Systems
Question
The place value of 8 in the numeral 6437842 is
Choices
Choice (4)  Response  

a.  8000 

b.  80 

c.  800 

d.  All of the above 

Question number: 176
» Mathematics » Mensuration
Question
The perimeter of a rectangle is 35 cm. If its breadth is 7 cm, its length will be
Choices
Choice (4)  Response  

a.  11.5 cm 

b.  12.5 cm 

c.  9.5 cm 

d.  10.5 cm 

Question number: 177
» Mathematics » Square and Cube Root
Question
If (a  b): (a + b) = 1: 5, then what is (a^{2}  b^{2}): (a^{2} + b^{2}) equal to
Choices
Choice (4)  Response  

a.  13: 15 

b.  2: 3 

c.  3: 2 

d.  5: 13 

Question number: 178
» Mathematics » Basic Geometry
Question
The encircle of a ∆ABC touches the sides AB, BC and AC at the point P, Q and R respectively, then which of the following statements is/are correct?
I. AP + BQ + CR = PB + QC + RA
II. AP + BQ + CR = 0.5 (perimeter of ∆ABC)
III. AP + BQ + CR = 3 (AB + BC + CA)
Choices
Choice (4)  Response  

a.  I, II and III 

b.  Only I 

c.  II and III 

d.  I and II 

Question number: 179
» Mathematics » Linear Equation
Question
A person bought a certain number of books for Rs. 80. If he had bought 4 more books for the same sum, each book would have cost Rs. 1 less. What is the price of each book?
Choices
Choice (4)  Response  

a.  Rs. 8 

b.  Rs. 5 

c.  Rs. 10 

d.  Rs. 4 
