Answer:
6.68754...
Step-by-step explanation:
Assuming you mean:

Answer:
b
Step-by-step explanation:
Answer:
4s
Step-by-step explanation:
P=4s
Answer:
It's irrational because it's not repeating or terminating decimal.
Step-by-step explanation:
1 Hour is longest then 1 minute then 1 second is shortest