KVPY StreamSA (Class 11) Math: Questions 165  169 of 251
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Question number: 165
» Basic Mathematics » Geometry » Advanced Therorems and Properties
Question
In the figure given below, ABCD is square. E, F, G, H, I, J, K and L are the trisections points of the sides as shown. If the side of the square ABCD is 12 cm, then the area of the regular octagon EFGHIJKL is –
Choices
Choice (4)  Response  

a.  64 cm^{2}  
b.  144 cm^{2}  
c.  32 cm^{2}  
d.  112 cm^{2} 
Question number: 166
» Basic Mathematics » Geometry » Triangle and Properties
Question
The angle bisectors BM and CN of a triangle ABC are divided by the in centre I in the ratios 5: 3 and 3: 1 respectively. Then triangle is –
Choices
Choice (4)  Response  

a.  Isosceles  
b.  Equilateral  
c.  Scalene  
d.  All of the above 
Question number: 167
» Basic Mathematics » Arithmetic » Number Games
Question
Which of the following set of numbers necessarily contains a multiple of 11?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  n50  
d. 

Question number: 168
» Basic Mathematics » Algebra » Solving Equations
Question
If the system of equations: , has no solution, then the value of k is –
Choices
Choice (4)  Response  

a.  2  
b.  3  
c.  4  
d.  1 
Question number: 169
» Basic Mathematics » Arithmetic » Rates
Question
A plumber can be paid under two schemes as given below:
(i): Rs. 800 and Rs. 30 per hour
(ii): Rs. 190 per hour.
If the job takes n hours, for what values of n does the scheme (i) give the plumber the better wages?
Choices
Choice (4)  Response  

a.  4  
b.  6  
c.  8  
d.  9 