Question: Solve the given problems by use of an appropriate sequence or expansion. All numbers are accurate to at least two significant digits.
On a highway with a steep incline, the runaway truck ramp is constructed so that a vehicle that has lost its brakes can stop. The ramp is designed to slow a truck in succeeding 20-m distances by 10 km/h, 12 km/h, 14 km/h, If the ramp is 160 m long, will it stop a truck moving at 120 km/h when it reaches the ramp?