Answers

2016-04-13T08:44:23+05:30
Rational number b/w a and b= a+b/2
rational number b/w 2/3 and 2/5 =  \frac{ \frac{2}{3}+ \frac{2}{5}  }{2}
                                                       = 16/30
2/5 = 12/30
2/3 = 20/30
rational number b/w 12/30 and 20/30 are 13/30 , 14/30 , 15/30 , 16/30 , 17/30 ,18/30 , 19/30.
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