let the distance be x miles
time for first leg = x/176
time for return leg = x/308
solve for x:
x/176 + x/308 = 5
multiply by 1232 , the LCM
7x + 4x = 6160
x = 560 miles
A private plane traveled from Seattle to the rugged wilderness at a average speed of 176 mph. on the return trip the average speed was 308 mph. if the total traveling time was 5 hours. How far is Seattle to the wilderness?
please help
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1 answer