A:C
Step-by-step explanation:
it's plural so axes*
and in pilar coordinates, the axes are circular so they never intersect but the centre point is still called origin.
So .. in 1foot, there are 12inches... thus, in 15feet, there are 15*12 inches
how many in 3/4 of an inch? well

solve for "x"
You should do 1.0 divided by 7 and the answer would be 7