Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 7]: Questions 396  401 of 1128
Access detailed explanations (illustrated with images and videos) to 1732 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. 500.00 OR
How to register? Already Subscribed?
Question 396
Question
MCQ▾The product of two rational numbers is . If one of the number is , then the other number is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 397
Question
MCQ▾While removing brackets the order in which the brackets are removed is
Choices
Choice (4)  Response  

a.  {}, (), []  
b.  [], {}, ()  
c.  (), {}, []  
d.  None of the above 
Question 398
Question
MCQ▾Identity element w. r. t. subtraction in integers is
Choices
Choice (4)  Response  

a.  Does not exist  
b.   1  
c.  1  
d.  0 
Question 399
Question
MCQ▾The solution of is
Choices
Choice (4)  Response  

a.  2  
b.  5  
c. 
 
d.  1 
Question 400
Question
MCQ▾The difference between the length and breadth of a rectangle is 46 m. If the perimeter is m, then the area is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 401
Question
MCQ▾In a , D is any point on AB and meets AC at E. If AD = 3.5 cm, DB = 3 cm and AE = 2 cm then AC = ________.
Choices
Choice (4)  Response  

a.  6 cm  
b.  3.7 cm  
c.  6.5 cm  
d.  4 cm 