An athlete in training runs 20 m in 4 seconds, determine his speed.

These tasks: S (distance that the athlete ran) = 20 m; t (running time) = 4 s.

The speed of an athlete in training can be determined by the formula: V = S / t.

Calculation: V = 20/4 = 5 m / s.

Answer: In training, the athlete ran 20 m at a speed of 5 m / s.

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