A superconducting "bullet" train is researched and tested on a track. The steepest section of the track has a rise of 2540 meters for a horizontal distance of 6350 meters. What is the grade of this section of track? 25​

Add the fractions and simplify 1/2+ 1/3

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

2,10,-50 next two numbers geometric sequence