document.write( "Question 264332: He notices that at 10:45 a.m. they are passing a marker labeled 101, and at 11:00 a.m. the car reaches marker 119. what is the speed? \n" ); document.write( "
Algebra.Com's Answer #194610 by JBarnum(2146)![]() ![]() You can put this solution on YOUR website! He notices that at 10:45 a.m. they are passing a marker labeled 101, and at 11:00 a.m. the car reaches marker 119. what is the speed?\r \n" ); document.write( "\n" ); document.write( "since i had to figure out how this other guy got 18x4=72...i figure id explain why so people can actually understand how to solve this.\r \n" ); document.write( "\n" ); document.write( "MILE markers from 101 to 119 means 18 miles in distance \n" ); document.write( "Took them 15mins because 11:00am-10:45am=15mins \n" ); document.write( "15 mins is 1/4th of 1hour \n" ); document.write( "so 15(4)=1hr \n" ); document.write( "so 18(4)=72miles\r \n" ); document.write( "\n" ); document.write( "18miles/15mins => (18mi(4))/(15min(4))=>72mi/60mins=> 72mi/hr=> 72mph \n" ); document.write( " |