Question

1. A train takes 6 hours to complete a journey at a speed of 72 kilometre per hour. How long will another train take to complete the same journey if its speed is 15 metre per second?

Answer 1

Step-by-step explanation:

ஃளௌளோளோளொளுளொளெளொநொந்நொந்நோழ்ழொழ்ளெளொளூளொளோளொளூளூளொளோளொளூளௌளொதோதோதோதீததூதொதூதிதொதெதொதெதூதொதூதொதொதெதொதெதிதெதெதொதெதீதீதேதீதெதீதெதெதீதூதொதௌதொதௌறைறூறௌறொறொறௌறொறௌறிறொறௌறௌறொற்றோறொற்றௌறொழ்ழௌறோறோறொறோறொறொறூறௌறொறெறொறொறௌறௌறொறொறௌறெறொறெறாறாறூறூறாறறுறுறைறுறோறீறிறுறொறூறொறைறோறறௌறோஜோஜோனனோ