Answer:
b-4^3
Step-by-step explanation:
578.5 is your answer.
take 650 x .11 and you get 71.5.
take 650 - 71.5 = 578.5
It walks for 1.6 minutes or 1 min and 36 secs
Can you be more specific about what is P(5)? The probability would probably be around five though.