What is the unit rate of 5/4 square yards per 1/3

Z4=289 there should be 4 answers total 2 whole numbers and either 2square root or imaginary number answers

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.