B) 2/5
I think, if a and b are the same (coz then they would both equal 0.2)
Well, for wheel 1, divide 1/3 to get .3333333333333333
for wheel 2, divide 1/4 to get .25
hope this helps
The answer is 2.22 if you divide it. Add the ingredients then divide on how many servings.
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

.
Only once, any number higher will pass it