A train leaves Little Rock, Arkansas, and travels north at 70 kilometers per hour. Another train leaves at the same time and tr

Question

Aloiza [94]

3 years ago

9

A train leaves Little Rock, Arkansas, and travels north at 70 kilometers per hour. Another train leaves at the same time and tr

avels south at 75 kilometers per hour. How long will it take before they are 435 kilometers apart?

Mathematics

1 answer:

Ipatiy [6.2K] · Answer 1 · 2021-12-13T20:56:47+03:00

Ipatiy [6.2K]3 years ago

4 0

Train A speed= 70 km/h north
Train B speed= 75 km/h south
Opposite directions= add speeds 70+75=145
Distance= 435 Km
Time= d/s; 435/145= 3 hours
It would take 3 hours for the trains to be 435 kilometers apart

A train leaves Little​ Rock, Arkansas, and travels north at 70 kilometers per hour. Another train leaves at the same time and tr

A train leaves Little Rock, Arkansas, and travels north at 70 kilometers per hour. Another train leaves at the same time and tr