please help me get the correct answer.

A raft is made of 17 logs lashed together Each is 46 How many people can the raft hold before they start getting their feet wet, assuming the average person has a mass of 65 kg cm in diameter and has a length of 7.4 m " Do not neglect the weight of the logs. Assume the specific gravity of wood is 0.75. Express your answer using two significant figures. OF ? people