A car travels the distance from Mumbai to Goa in 3 hours at a speed of 60 km/h and returns from Goa to Mumbai at a speed of 40 km/h. How long did it take to reach Mumbai?

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4.5 hours

5.4 hours

1.0 hour

2.5 hours

answer is A.

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Detailed Solution

Concept- Velocity is the degree of the velocity at which an item moves from one location to another. This is the same as space travel divided with the aid of using time.You can use the alternative to locate any such 3 values.
Speed multiplied by time gives distance:
Question Image

Given, A car travels the distance from Mumbai to Goa in 3 hours at a speed of 60 km/h and returns from Goa to Mumbai speed of 40 km/h
Calculating the distance, we get:

Same distance remains
Speed is equal to 40 Km/h
So, calculating time we get:

Hence, the correct answer is option (1).

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