Answer:
500 times
Step-by-step explanation:
They breathe 20 times per minute for 25 minutes
20(times per minute) x 25(minutes) = 500
%176
1/4n x 1/2 = 22
Solve the equation and get 176.
I'm pretty sure it's none of the above
Sorry if you get it wrong :/
x=140°
m || n
