A car moves with a speed of 30 km/h for 20 minutes and then with a speed of 90 km/h for 30 minutes. Calculate the total distance travelled by the car.
Answers
Answered by
13
Answer:
20 minute = 30/60×20=10km
30 minute = 90/60×30=45km
total distance= 10+45=55km
Answered by
1
Answer:
20 km
Explanation:
Since it can go 30 km in one hour so it can cover half a km in a minute. So it will go 10 km in 20 minutes.
In the next one the car can cover 90 km in one hour then it will cover 1/3 part of the total distance. So it can cover 10 km in 30 minutes.
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