document.write( "Question 514520: Two planes leave the same airport at the same time in opposite directions. One is going 50 mph faster than the other. In 30 minutes the planes are 275 miles apart. What are their speeds? \n" ); document.write( "

Algebra.Com's Answer #343460 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "If they manage 275 miles in 30 minutes, then they would go 550 miles in one hour, so the SUM of their speeds is 550 mph.\r
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\n" ); document.write( "\n" ); document.write( "Solve for

, then calculate

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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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