How do you find the sales tax rate as a percentage? for example: an item costs $310 before tax, and the sales tax is $27.90. find the sales tax rate as a percentage.

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.

Aiko jumped rope for 20 min and stopped at 8: 05 when did she start