Can someone me?
what number is between 0.6 and 7/9?
a) 23/27
b) 31/45
c) 14/27
d) 1/3
! don't answer just for the points!
explanation?

Given two numbers: x and y;
The number is between x and y is :  (x+y)/2

0.6=6/10=3/5

Therefore:
(3/5 + 7/9) / 2=[(3*9+7*5)/(5*9)]/2=[(27+35)/ 45] / 2=62/(45*2)=62/90=
=31/45.

B) 31/45

What do you mean i don’t understand