document.write( "Question 1155527: two brothers leave their house at the same time. alex runs due east at a constant speed of 10km per hour, and Boris walks due south at a constant speed of 4km per hour. How far has each brother travelled after 30 minutes?
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Algebra.Com's Answer #778132 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "two brothers leave their house at the same time. alex runs due east at a constant speed of 10km per hour, and Boris walks due south at a constant speed of 4km per hour. How far has each brother travelled after 30 minutes?
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