Answer:
The correct answer is 300 breaths in 2 minutes.
Step-by-step explanation:
4b/10s
First find out the initial breath per second.
10/4 = 2.5b
Then how many seconds is in 2 minutes.
120 seconds in two minutes.
Then multiply the seconds by the breaths per second.
2.5b * 120s = 300b
Liliana takes 300 breaths in 2 minutes