Mrs. chin paid a 20 percent tip on the bill for lunch. percents total 20% 20% 20% 20% 20% 100% $2.75 $2.75 $2.75 $2.75 $2.75   if the tip amount was $2.75, what was the bill for lunch before the tip was added to it? $5.50 $13.75 $16.50 $55.00