Search
Ask a question
0

The sum of the speeds of two trains is 719.5 mph. If the speed of the first train is 4.5 mph faster than the first train, find the speeds of each

The sum of the speeds of two trains is 719.5 mph. If the speed of the first train is 4.5 mph faster than the first, find the speeds of each

1 Answer by Expert Tutors

Tutors, sign in to answer this question.
Robert J. | Certified High School AP Calculus and Physics TeacherCertified High School AP Calculus and Ph...
4.6 4.6 (13 lesson ratings) (13)
1
Taking 4.5 mph away from 719.5 mph, and divinding by 2, you get the speed of the slower train.
(719.5-4.5)/2 = 357.5 mph
The speed of the faster train is 357.5+4.5 = 362 mph.