Answer :36in2
example:
my math teacher told me
T = k/R where k is the constant of variation, T=time and R=speed.
Plug in the given values:-
12 = k/60
k = 12*60 = 720
So the equation of variation is T = 720/R
At 85 mph we have
T = 720 / 85 = 8.47 hours (answer)
Answer:
decimal form: 6.83333333333 or 6.83
fraction form: 6 1/5
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the 25° angle is more inclined than the other
