A parachutist's speed during a free fall reaches 226 kilometers per hour. What is this speed in meters per second? At this speed, how many meters will the parachutist fall during 15 seconds of free fall? Do not round your answers

Question

tkhunny · Answer

$\dfrac{226\;km}{hr}\cdot\dfrac{1\;hr}{60\;min}\dfrac{1\;min}{60\;sec}$

There's km/sec.  Now what?

anonymous · Answer

i dont know

tkhunny · Answer

Convert from km to m.  Show us your metric chops!!

anonymous · Answer

226000 meters

tkhunny · Answer

That's now meters per hour.  Go add that conversion factor to the two I provided:

$\dfrac{1000\;m}{1\;km}$

anonymous · Answer

am i suppose to multiply the three you provide above?

tkhunny · Answer

Once you get all the conversion factors lines up nicely, yes.  Watch how all the undesirable units cancel each other out and freely multiply numerators and denominators.