72 1/9
0.1 recurring of the number 1 is 1/9 of the number
35%
---- Than cross multiply with ---- = 24500
100% 100 --------
100
Which ends up to be 245.
the value is
1.2r-11.3r=40
-10.Ir=40
r=40/-10.1
r=-0.2525
hope this helps :):):)
The correct answer would be 3.65.
For any circle with Cartesian equation

,
we have that the centre of the circle is

, and the radius of the circle is

.
So in the case that

,
we essentially have that

.
So the centre of the circle is

, and the radius is

.