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Sierra55555

  • 5 years ago

an air force plane flew to istanbul and back. the trip there took 5 hours and the trip back took 4 hours. what was the air force plane's average speed on the trip there if it averaged 240 mph on the return trip?

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  1. beens
    • 5 years ago
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    Trip back: S= 240mph, T= 4h Dist= s X T = 240 X 4 =960 m

  2. beens
    • 5 years ago
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    Av speed = total dist/total time taken =(960 x 2)/ (5+4) = 213 1/3 mph

  3. beens
    • 5 years ago
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    Sorry....av speed to istanbul= Dist / Time =960/5 = 192 mph

  4. Sierra55555
    • 5 years ago
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    o okay

  5. Sierra55555
    • 5 years ago
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    thank u!

  6. beens
    • 5 years ago
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    no prob

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