From points A and B, the distance between which is 1020 mi, two trains left simultaneously towards each other. The speed of one

Question

4 years ago

15

From points A and B, the distance between which is 1020 mi, two trains left simultaneously towards each other. The speed of one

train was 10 mph greater than the speed of the other one. In 5 hours the trains had not met yet and were 170 mi apart. Find the speed of the trains.

Mathematics

1 answer:

liraira [26] · Answer 1 · 2021-12-31T17:26:50+03:00

liraira [26]4 years ago

7 0

The distance between A and B is 1020 mi. 1020-170=850 miles traveled. Let n and n+10 be the speeds of the two trains. Since they are traveling towards each other, their speeds are combined. So:
5(n+n+10)=850 is the answer Hope you get a good grade