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:
they are already correct first true second true third false and 4th true
Step-by-step explanation:
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Answer:
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Answer:
2/10 7/10
Step-by-step explanation: