Solve (8+2)+(4-1). ASAP, it's test​

Write the rational number in lowest terms 99/-15

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

The radius of a sphere is 3 inches. which represents the volume of the sphere?