Respuesta :

ethanliu2010

Answer:

100m race

Step-by-step explanation:

because 10.4 x 4 because 100m and 400m right 10.4x4=41.6 and 43.9 so obviously the 100m race is faster.

In 100 m race his speed was faster.

Given that,

  • A runner completes a 400-m race in 43.9 s.
  • In a 100-m race, he finishes in 10.4 s.

Based on the above information, the calculation is as follows:

In 400 m race = it takes 43.9 s

While in a 100 m race = it takes 10.4 s

Therefore we can conclude that In 100 m race his speed was faster.

Learn more: brainly.com/question/6201432

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