Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 740  746 of 989
Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions tracking exam pattern and syllabus. View the complete topicwise distribution of questions. Unlimited Access & Unlimited Time!
View Sample Explanation or View Features.
Rs. 550.00 OR
How to register? Already Subscribed?
Question 740
Question
MCQ▾The radius of a sphere is increased by X%. Its surface area increased by
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 741
Question
MCQ▾The distance of the point from the origin is
Choices
Choice (4)  Response  

a.  units  
b.  units  
c.  Both a. and b. are correct  
d.  None of the above 
Question 742
Question
MCQ▾Which of the following rational numbers is in the standard form?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question 743
Question
MCQ▾The sides of a triangle are in the ratio of 14: 15: 16 and its perimeter is 90 cm. Then the area of the triangle is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 744
Question
MCQ▾When two dice are thrown, the probability of getting a number always greater than 2 on the second dice is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question 745
Question
MCQ▾A top is of the shape of a cone over a hemisphere. The radius of the hemisphere is 28 cm. The total height of the top is 124 cm. The total area of top is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question 746
Question
MCQ▾If then t equals to
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
