Two weeks testing? Would have been better training.
If you 20 is low compared with 5, you need to work on it with efforts from 10-30 min. Cal also work on it with 30-90 min stuff.
If you can do 385 for 5, 340 is quite achievable.
If you 20 is low compared with 5, you need to work on it with efforts from 10-30 mins
So a mix of over and under work?
No solid efforts to build stamina.
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Two weeks testing? Would have been better training.
If you 20 is low compared with 5, you need to work on it with efforts from 10-30 min. Cal also work on it with 30-90 min stuff.
If you can do 385 for 5, 340 is quite achievable.