yu dont "driving tu Nu Orleens", yu drive tu Nu Orleens
total time=49 ours, inklued 15 ours in Nu Orleens
go time =49-15=34 ours
drive 40mph 1 wae, 55 mph on wae bak
want distans...
time=(d/40)+(d/55)=34 ours
55d +40d=34*40*55=74,800
95d=74800
d=787.3684211, or bout 787 miles
787/40=19.675 ours
787/55=14.309 ours
sum=33.984 ours