Question 646383
In units alone:
( m / sec ) x ( sec / min ) x (  min / hr ) x ( km / m ) = km / hr
Note that this is the same as:
( sec/sec ) x ( min/min ) x ( m/m ) x ( km / hr ) = ( km / hr ) 
Now I'll fill in the numbers
( 8 m / sec ) x ( 60 sec / min ) x (  60 min / hr ) x ( km / 1000 m ) = km / hr
{{{ 8*60*60 / 1000 = 28800 / 1000 }}}
{{{ 28800 / 1000 = 28.8 }}} km/hr
{{{ 28.8*10 = 288 }}}
The cyclist can travel 288 km in a 10 hr day