NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 776  783 of 1484
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Question number: 776
» Mathematics » Triangles
Question
In the bisector of intersects BC in D. If BD: DC = 5: 7 and AC = 3.5 cm then AB = ________.
Choices
Choice (4)  Response  

a.  2.5 cm 

b.  5 cm 

c.  7 cm 

d.  3.5 cm 

Question number: 777
Question
The best average for dealing with qualitative data is
Choices
Choice (4)  Response  

a.  A. M. 

b.  G. M. 

c.  Median 

d.  Mode 

Question number: 778
Question
The probability for a leap year to have 52 Mondays and 53 Sundays is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 779
» Mathematics » Quadratic Equations
Question
If the roots of are equal in magnitude but opposite in sign, then the product of the roots is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 780
Question
The A. M of is
Choices
Choice (4)  Response  

a.  a 

b. 


c.  2a 

d. 


Question number: 781
Question
The probability of getting an even number when a die is rolled is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  2 

Question number: 782
Question
If a coin is tossed thrice, the probability of getting exactly two heads is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 783
» Mathematics » Triangles
Question
If then BC = ________.
Choices
Choice (4)  Response  

a.  5 

b.  5.5 

c.  4.5 

d.  2 
