Respuesta :

mammoth123

Answer:

8 metres per second (8m/s)

Step-by-step explanation:

160 metres divided by 20 = 8.

this is because he runs x metres each second so X must be 8

DexterTheWulf

Answer:

8m/s or 8 metres per second

Step-by-step explanation:

To find the average speed you must divide 160 metres by 20 seconds:

160÷20=8

After dividing you get the answer of 8(metres per second).

Don't forget to use terms of measurements in your answer if needed!