document.write( "Question 395743: Please help me answer this question, I have mid year exams this week and this is the only problem I'm stuck on! Thank you!
\n" ); document.write( "\"With a headwind, a plane traveled 1000 miles in 4 hours. With the same wind as a tail wind the return trip took 3 hours and 20 minutes. Find the plane's speed and the wind speed.\"
\n" ); document.write( "I started the problem, with:
\n" ); document.write( "p+w=200
\n" ); document.write( "p-w=240
\n" ); document.write( "and got p=220, but I'm not sure if thats correct, then from there I'm not sure how to continue. \n" ); document.write( "

Algebra.Com's Answer #280841 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


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document.write( "Hi
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document.write( "D = r*t  OR r = D/t
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document.write( "Note 3hr 20 min = 3 1/3 hr = 10/3hr
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document.write( "Great Set Up using the p + w and p - w
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document.write( " p + w = 1000mi/10/3hr
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document.write( " p - w = 1000mi/4hr
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document.write( " p + w = 300mph
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document.write( " p - w = 250mph
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document.write( "   2p = 550mph
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document.write( "    p = 275mph, planes' speed
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document.write( " 275 + w = 300
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document.write( "       w = 25mph, wind speed\r
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document.write( "CHECKING our Answer
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document.write( "  275mph + 25mph = 300mph \n" );
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