Solve Problems Using Speed

Interactive macro-enabled MS-Excel spreadsheet. Contents: Find a runner’s sprint speed relative to a cheetah by % comparison. Find a cyclist’s cycle speed relative to a falcon by % comparison. Find a triathlete’s swim speed relative to a shark by % comparison. Find the distance driven on a motorway whilst I glance at a phone. Find the time for a football to reach a goal-line given speed of shot. Find the time for a tennis ball to cross a court given speed of serve. Find a car’s race time if it does n laps of a circuit at a given speed. Find the average speed if I swam n lengths & time to swim a length. Find the distance a UFO traveled during a close encounter at Mach. Find the transmission time of a high speed signal between stations. Find speed₂ in part 2 of a two-part trip given speed₁ & trip time Tₑ. Find time t for two runners to run two paths & time difference Δt. Find total time T, new speed S₂ & % increase of S₂ relative to S₁.