#!/usr/bin/env ruby

# Run as 
# mount-ave-speeds <time-in-secs>
# And get back the kph and mph. 

time = ARGV[0].to_i
km2m_constant = 0.6213712
time_h = time / (60.0 * 60.0)
km     = 0.47

kph    = (km / time_h)
mph    = kph * km2m_constant 

print "Time taken: ", time, "\n"
print "KPH:        ", kph.round(2), "\n"
print "MPH:        ", mph.round(2), "\n"