Answer:
12
Step-by-step explanation:
144 divided by 12 is 12
Check the picture below
the angle is in degrees, thus, make sure your calculator is in Degree mode
If 3/8 of the distance has been covered, there is a remaining of 5/8 of the distance to complete the trip.

If 3/8 of the distance equals to 24.1 miles, to find the remaining 5/8:
24.1
÷ 3 × 5 = 40.2 (rounded to the nearest decimal)
Answer:
consider the < as = signs
and take -5 to the other side making it a +
x<0+5
x<5
The units of speed are miles per hour. You get that by dividing miles by hours:
(270 mi)/(4.5 h) = 60 mi/h