Answer:
Step-by-step explanation:
25-2t=0
2t=25
t=25/2=12.5 hrs.
How many times do 15 minutes fit into one hour? 4 times: 4*15=60 mins.
So that means that 4 times per hour 10 flights appear, and in total 4*10=40 planes arrive over one hour!
Three hundred forty eight thousand five hundred.
Hope this helps!
The answer is 58 degrees.