A train goes past you in 10 seconds and goes past a 100 meter long bridge in 30 seconds. What is the length (in meters) and the speed (in m/s) of the train? Length: _ meters
Speed: _ meters per second

Fast phone couldn’t copy and paste so i decided to right it down

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.