document.write( "Question 202777: The ratio of the weight of an object on Mars to the weight of that object on Earth is 0.4 to 1\r
\n" ); document.write( "\n" ); document.write( "a.) How much would a 12-ton rocket weigh on Mars?\r
\n" ); document.write( "\n" ); document.write( "b.) How much would a 120-lb astronaut weigh on Mars?
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Algebra.Com's Answer #152984 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
A) .4/x:1/12
\n" ); document.write( "cross multiply
\n" ); document.write( "x=.4*12
\n" ); document.write( "x=4.8 tons
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\n" ); document.write( "B) .4/x:1/120
\n" ); document.write( "x=.4*120
\n" ); document.write( "x=48 lbs
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