SOLUTION: find the adverage speed for the given distance and time. include the units of measure in your answer. 16. An airplane travels 775 miles in 120 minutes. (I know that time goes i

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: find the adverage speed for the given distance and time. include the units of measure in your answer. 16. An airplane travels 775 miles in 120 minutes. (I know that time goes i      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 333890: find the adverage speed for the given distance and time. include the units of measure in your answer.
16. An airplane travels 775 miles in 120 minutes.
(I know that time goes into distance but i just dont understand the question)
Found 2 solutions by jim_thompson5910, Alan3354:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Since d=rt, this means that 775=r%28120%29. Solve for r to get r=775%2F120=6.45833. So the average speed is about 6.46 mi/min


Alternatively, 120 min = 2 hrs. So the average speed is also r=775%2F2=387.5 mi/hr

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
16. An airplane travels 775 miles in 120 minutes.
--------------
775 miles/120 minutes =~ 6.45833 miles per minute