nallaico2176 nallaico2176

27-08-2019
Mathematics

contestada

Two locomotives approach each other on parallel tracks. Each has a speed of 87 km/hr with respect to the ground. If they are initially 27 km apart, how long (in minutes) will it be before they reach each other?

Respuesta :

parthenocarpy parthenocarpy

27-08-2019

Answer:

9.3

Step-by-step explanation:

if both travel at same speed they will take equal distance and time to reach the middle and collide.

hence, 27/2 =13.5km

speed=distance/time

time = distance/speed

time= 13.5/87 = 0.15517mm hr

0.15517×60 = 9.31minutes

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