NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 705  711 of 1484
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Question number: 705
Question
A bag contains 6 blue pens and 8 red pens. If a pen is drawn at random, the probability that he drawn blue pen is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 706
» Mathematics » Coordinate Geometry
Question
The distance between the points and is
Choices
Choice (4)  Response  

a.  8 units  
b.  units  
c.  units  
d.  9 units 
Question number: 707
Question
The probability of getting a number less than 5 or an odd number in a single throw of a fair die is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 708
» Mathematics » Quadratic Equations
Question
A man walks a distance 36 km in given time. If he walks 3 km/hr faster, he will perform the journey 6 hrs before. Find his normal rate of walking.
Choices
Choice (4)  Response  

a.  6 km/hr  
b.  3 km/hr or 6 km/hr  
c.  3 km/hr  
d.  All of the above 
Question number: 709
Question
The probability that in a family of 3 children, there will be at least one girl is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  3  
d. 

Question number: 710
» Mathematics » Quadratic Equations
Question
If and have a common root, then the value of ‘a’ is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  11 only  
d.  Question does not provide sufficient data or is vague 
Question number: 711
» Mathematics » Quadratic Equations
Question
If the roots of a quadratic equation are equal, then:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 