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The set consisting of positive integers, 0 and negative integers is called.......
a) whole   
b) real                    
c) integers

c



zero (0) is……….
a) positive                                            
b) negative
c) both a and b                    
d) none of these

d



Z = {..., -3, -2, -1, 0, 1, 2, 3, ...} is Mathematical representation of…………....
a) whole                                
b) real    
c) natural                              
d)integers

d

Set of integers is denoted by……….
a) W       
b) Z                        
c) N        
d) R

b

The ratio between the circumference of a circle and its radius is a……………..
a) Terminating decimal
b) Non-Terminating recurring decimal
c) Non-Terminating decimal
d) Terminating-recurring decimal

b
Comments :

The ratio between the circumference of a circle and its radius is 2π, and π (pi) is an irrational number. Its decimal expansion is non-terminating and non-recurring, meaning it goes on forever without repeating.

by at 2025-06-19 09:26:59

so correct answer is c

by at 2025-06-19 09:27:37

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5.36, after rounding off to nearest tenth will become……
a) 5.37   
b) 5.46                   
c) 5.4      
d) 5.47

c