Physics, asked by surabhiarora2006, 3 months ago

please help me step by step please ​

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Answered by thapaswikodal
1

Answer:

Explanation:

time=distance/speed .

So, the time required by the car to cover 30km at the uniform speed of 40 km/hr is =3040 hours.

Again, the time required to cover the last 30 km at the uniform speed of 20 km/hr is =3020 hours.

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