When is it easiest to find the percent of a number using a fraction using a decimal

Why do interests rates on loans to be lower in a weak economy than in a strong one

Answer for 10 points show work you guys in advanced < 3

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