Xiaohua cycled 20 kilometers and 400 meters, and it took 1 hour and 20 minutes to ride an average of

1 hour 20 minutes = 80 minutes.

20 km 400 m = 20400

20400 divided by 80 = 255

255 times 60 = 15,300 meters

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1 hour 20 minutes = 80 minutes.

20 km 400 m = 20,400 m.

20400 80 = 255 (m).

255 60 = 15300 (m) = km).

Distance Time = Speed Speed Time = Distance Distance Speed = Time.

It took 1 minute to travel for a long time.

The watchtower owner.

20 km 400 m = km, 1 hour 20 minutes = 4 3 hours.

A: Cycling kilometers per hour is average.

Because 1 hour = 60 minutes, 1 hour 20 minutes = (4 3) hours.

Since 1 km = 1000 meters, 20 km 400 meters = km.

The average kilometre bike ride per hour.

Hello. 1 hour 20 minutes = 1 and 20 60 hours = 4 3 hours.

The average kilometre bike ride per hour.

20 km 400 m = km = 20,400 m.

1:20 = 4 3 hours = 80 minutes = 4800 seconds.

kilometers per hour.

255 m min.

1. When the car is wide, 20 minutes = 80 points.

20 km 400 m = 20400

20400 80 = 255

255 times closed 60 = 15,300 meters

2 km 400 m guess lead = 2400 m;

2400 2=1200 (m);

1200 meters = kilometers of closure;

A: Suihao rides an average of 1,200 meters per hour, which is kilometers

The average kilometer traveled per minute.

The distance traveled by Xiaohua on a bicycle Time = speed, ie.

3 25 = km.

A: Xiaohua travels an average of kilometers per minute.

Average lines per minute = 3 25 = km).

3 25 = 3 25 (km).

Travel 3 25 km per minute.

8 25 = 8 25 (km) Answer: The average distance traveled per minute is 8/25 of a kilometer. Six thousand meters.

Xiaohua traveled 3,000 meters in 15 minutes by bicycle, an average of meters per minute. Xiaohua traveled 3,000 meters in 15 minutes by bicycle, an average of meters per minute. 3000 15=200 (m); A:

The average distance traveled is 200 meters per minute. So the answer is: 200

Summary. 2 km 400 m km 1 hour 20 minutes 60+20 80 minutes.

What should I do if Xiaohua cycles 2 kilometers and 400 meters in 1 hour and 20 minutes? I'm answering for you :

Hello! According to the current topic information, what should I do if Xiaohua rides 2 kilometers and 400 meters in 1 hour and 20 minutes? This is a simple calculation problem.

Xiaohua cycled 2,000 meters and 400 meters, it took one hour and 20 minutes, how many kilometers did he ride per minute on average?

2 km, 400 m, 2400 m, 1 hour, 20 minutes, 60+20 80 minutes.

2400 80 30m Share.

2400 80 30 m min.

How many kilometers and how many meters?

Good. 2 km 400 m km 1 hour 20 minutes 60+20 80 minutes.

km minutes.

Answer: Kilometers 2 kilometers 400 meters Kilometers 1 hour 20 minutes 60 + 20 minutes 80 minutes kilometers minutes.

It's all kilometers. Good.

It's all calculated in kilometers for you.

How many meters. Good.

2 km, 400 m, 2400 m, 1 hour, 20 minutes, 60+20 80 minutes, 2400 80 30 minutes.

Answer: 30 m min, km min 2 km 400 m 2400 m 1 hour 20 min 60 + 20 min 2400 80 min 2400 80 m min no high bell Answer: km min dry ruler clock 2 km 400 m km km 1 hour 20 min 60 + 20 80 min thousand early volt m min.

Xiaohua cycles from home to school, 20 kilometers per hour when he goes and 30 kilometers per hour when he returns. The average speed of Xiaohua round trip is how many thousand per hour.

Hello, it's a pleasure to give you an answer: 24 thousand grandchildren, cracked meters per hour, average speed=total distance, total time: v1=20, v2=30, set up a home to school, skm, t1=s v1, t2=s v2, vpinghall, crack=2s(s v1+s v2)=24

7-30 km min.

30 7 minutes km.

Then you can get the average kilometers traveled per minute, and the average kilometers traveled in minutes.

Summary. Hello, the car traveled a total of 15 kilometers in 3 hours, so it takes him an hour to walk 1 kilometer, that is, 12 minutes.

Xiaohua rode for 3 hours and walked a total of 15km, how long did it take him to walk 1km?

Hello, the car traveled a total of 15 kilometers in 3 hours, so it takes him an hour to walk 1 kilometer, that is, 12 minutes.

1 hour = 60 minutes of rough call.

14 60 = 7/30 (km min).

Answer: The average rock is 7/30 kilometers per minute.

I wish you a lot of good-heartedness.