SOLUTION: The cost of running a ship at a constant speed of v km/h is 160 + 1/100* v^3 dollars per hour.
a) find the cost of a journey of 1000 km at a speed of 10km/h.
b) find the cost,
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Question 1123206: The cost of running a ship at a constant speed of v km/h is 160 + 1/100* v^3 dollars per hour.
a) find the cost of a journey of 1000 km at a speed of 10km/h.
b) find the cost, C dollars, of a journey of 1000km at a speed of v km/h.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
I will say = rate of spending in dollars/hr
Also = spending in dollars
Also,
———————-
[ time in hrs ] = [ km ] / [ km/hr ]
[ cost in dollars ] = [ dollars/hr ]x[ hrs ]
———————-
a)
hrs
$17,000
————————-
b)
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