Can someone PLEASEEE help me with these six questions I don’t have that much time..

Which of the following is the correct ratio for converting kilograms to grams

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?