40% of what number is 80? ( explain step-by-step! )

Simply divide 80 by 40%, or .4
80/.4= 200 check by multiplying 200 by .4 or 40%
200 x .4 = 80

1) Change 40% into a decimal which would .40
2) Multiply .40 by 80
3) The answer is 32 

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.