Contents

Which of the following is perfect square?
a) 99       
b) 120                    
c) 169     
d) 288

c


b

The cube of proper fraction is always ……… the original fraction.
a) Greater than                    
b) Smaller than
c) Equal to                                           
d) None of these

b

Which of the following is perfect cube?
a) 25       
b) 36                       
c) 49       
d) 64

d

Rational number denoted by………
a) Q       
b) Ra                     
c) R′       
d) R/a

a

Irrational number denoted by………
a) R        
b) Qa                      
c) Q′       
d) R/a

c