Answer:
I'm glad you asked!
Step-by-step explanation:
x =
So the starting number is 1.
.So it is
.
.So it is now
.
.Your final answer is 
A reduction, it’s getting smaller, so it’s rededucting
13 3/4 + x = 7 1/4
x = 7 1/4 - 13 3/4
x = 29/4 - 55/4
x = 26/4
x = 6 2/4
x = 6 1/2
Ques 1: 1min->12 breathsl
24*60=1440->12*24*60=17280breaths
answer : 17280 breaths
ques 2: 2 weeks(6*2=12days) -> 2808
1 day->2808/12=234 miles
answer :234 miles