Answer:
4n=y
Step-by-step explanation:
because 4 is the number of characters they use and n is the number of spaces or characters it takes
3 laps in 2.5 minutes
1 lap = 2.5/3 minute
20 laps = (2.5/3)*20 = 16.67
20 laps ≈ 16.67 minutes
Answer: -7744.
Step-by-step explanation: ...