Physics
posted by JP on .
Highway speed limit increased from 55 mi/h to 65 mi/h, how much time is saved on a 435 mile trip if you travel at the new speed limit?

Time for first speed
T1=435/55=7.909hrs
T2=435/65=6.96hrs
Time saved=
7.9096.969=1.21
Therefore the time saved
is 1 hr 21 mins