Help m e plz

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

For what value of (y) is 3^3/3^y =1/9