Answer :
Step-by-step explanation:
since$420 is the original price then it's 100%
then to find the %decrease, $420-$280=$140
if, 100%=420
then x%=140
14000/420=x
x=33.3%
Step-by-step explanation:
since$420 is the original price then it's 100%
then to find the %decrease, $420-$280=$140
if, 100%=420
then x%=140
14000/420=x
x=33.3%