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What is the mass of a man running at 4.88 m/s if he has a kinetic energy of 1157 J?

kg

What is the mass of a man running at 4.79 m/s if he has a kinetic energy of 1163 J?

kg

What is the mass of a man running at 5.66 m/s if he has a kinetic energy of 1587 J?

kg

What is the mass of a man running at 3.7 m/s if he has a kinetic energy of 366.8 J?

kg

What is the mass of a man running at 5.65 m/s if he has a kinetic energy of 2394 J?

kg

What is the mass of a man running at 7.36 m/s if he has a kinetic energy of 2264 J?

kg