Rational. Irrational are numbers that cannot be written as fractions. 8 can be written as a fraction. 8/1
35 mph = 56 km/h
Final distance = 11.3 + 56 x 3
Final distance = 179.3 km
The second option is correct.
The ratio A/r² would represent

which is the circumference of a circle divided by its diameter.
You can see this because the area of a circle is

r² and if you divided that by the radius squared, you are given pi which is the circumference of a circle divided by its diameter.
I'm pretty sure it's 22%
If it's not, then I'm sorry!!
1,224 minutes.
75.20 minus 14 = 61.2
61.2 / 1,224minutes