Idon’t know how to do this at all. i don’t need work just the answer

With this one. will mark brainliest

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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