17-06-2010, 02:55 PM
21 minutes currently should be fine, there is no need to race the paced 5km .. it is more towards half of intentional 10km race pace
so a 21 minute 5km is a 42 minute 10km
this should give you an idea of the range
TheEd
so a 21 minute 5km is a 42 minute 10km
this should give you an idea of the range
TheEd