B. A person is considered to be a safe distance from standing in front of a light bulb where the intensity of light is measured at 100 lux or less. What is the minimum
distance you must be from the light bulb to be considered a safe distance? Show
how you determined your answer.

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Find x to the nearest hundredth place

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.