document.write( "Question 1026825: Manuel can drive 3 times as fast as Pedro can ride his bicycle. If it takes Pedro 4 hours longer than Manuel to travel 66 miles, how fast can Pedro ride his bicycle? \n" ); document.write( "
Algebra.Com's Answer #642111 by stanbon(75887) ![]() You can put this solution on YOUR website! Manuel can drive 3 times as fast as Pedro can ride his bicycle. If it takes Pedro 4 hours longer than Manuel to travel 66 miles, how fast can Pedro ride his bicycle? \n" ); document.write( "--------- \n" ); document.write( "Pedro DATA: \n" ); document.write( "dist = 66 miles ; rate = r mph ; time = 66/r hrs \n" ); document.write( "------- \n" ); document.write( "Manuel DATA: \n" ); document.write( "dist = 66 miles ; rate = 3r mph ; time = 66/(3r) hrs = 22/r hrs \n" ); document.write( "------------- \n" ); document.write( "Equation: \n" ); document.write( "Pedro time - Manuel time = 4 hrs. \n" ); document.write( "------ \n" ); document.write( "66/r - 22/r = 4 \n" ); document.write( "44/r = 4 \n" ); document.write( "r = 11 mph (Pedro rate) \n" ); document.write( "3r = 33 mph (manuel rate) \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------ \n" ); document.write( " |