Question

Two train start from same station at 11pm in opposite direction at speed of 72km/have and 63km/have at what time they will be 810km apart

Answer 1

Answer:

Hello dear here's your answer

Mark as Brainliest

Subscribe my YouTube gajendra bishnoi ke ideas

Explanation:

6 hours

explanation

72 + 63 = 135

therefore, after 1 hour distance = 135km

distance apart = 810km

therefore hours taken to apart by 810km = 810/135

810/135 = 6