Problema Solution
Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels at 115 miles per hour. The westbound train travels at 95 miles per hour. How long will it take for the two trains to be 462 miles apart?
Do not do any rounding.
Answer provided by our tutors
let after t hrs bth trains are 462 miles apart.
east bound train move in t hrs,
Se= 115*t
west bound train moves in t hrs,
Sw=95*t
then
462=Se+Sw
=(115+95)t
therefre, t=2.2 hrs.