The percent of working students increased 47.5% to 8.7%, what was the percent prior to the increase? (Express your answer rounded correctly to the nearest tenth of a percent!)

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.

The right answer should be 6 but your not very specific