Question

Car moves with speed 40km/h for 15 minutes and witj speed of 60 km/h for next 15 minutes . How much is total distance .

Answer 1

Answer:

First he cover distance with speed 40 km/h for 15min

=40 × 15/60 =>10 km

Then car cover distance with 60 km/h for 15 min

=60 × 15/60=>15 km

Then total distance is

10 + 15 =>25km

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Answer 2

Answer:Car's speed = 40 km/h

Time = 15 mins. = 0.25 hrs.

Distance = Speed × Time = (40 × 0.25) km = 10 km.

speed = 60 km/h.

Time = 15 mins. = 0.25 hrs.

Distance = Speed × Time = (60 × 0.25) km = 15 km.

So the total distance is (10+15)km=25 km

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