How do you turn a percentage into a decimal

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

Iwill give you ! what is the measure of ∠v ?