Answer:
there will be 50 laps in 45 minutes.
Step-by-step explanation:
Laps in 18 minutes=20
Caculate laps for 1 minute:
Laps in 1 minute=20/18
Now ,calculate laps for 45 minutes:
Laps in 45 minutes=20/18 × 45
= 50
Note: if you have any question about it you can ask.Thanks
