Anew copier was on sale for $630. this was a discount of 24% off the original sale price. what was the original selling price of the copier? rounded to the nearest hundredth.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Im literally having a mental breakdown

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x