document.write( "Question 1157795: Sam flew a distance of 500/hrs miles at a normal speed. On the trip back ( also 500 miles) Sam doubled the speed of the plane. How fast did Sam fly on the way back if the total travelling time was 5 hours ?
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Sam travels at a speed of 2500 mile on the way back
\n" ); document.write( "It say on the way back he double the spead so it should be 1000, but then he travels for 5 hrs in total so 2h:30 while going and coming back.
\n" ); document.write( "so u multiply 1000 miles with 2.5hrs and get 2500 miles
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