Asign placed at the top of a hill on route 684 north of white plains says "8% grade. trucks use lower gear." what do you think that "8% grade" what does it mean?

Which expression is equivalent to 2x^2+7x+4?

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.