Neil took his family of five out to dinner at HogTastic Pit BBQ. They all ordered the buffet and drink at $12.80 each. Neil left a 15% gratuity for the waitress on the after-tax bill. Based on a tax rate of 7.5%, Neil ended up paying a total of

Question

Neil took his family of five out to dinner at HogTastic Pit BBQ.  They all ordered the buffet and drink at $12.80 each.  Neil left a 15% gratuity for the waitress on the after-tax bill.  Based on a tax rate of 7.5%, Neil ended up paying a total of

nurali · Answer

12.80x 5 = 64
64 x 1.075(tax plus the original bill before tax)= 68.8
68.8 x 1.15(gratuity plus the bill after tax) = $79.12
Neil ended up paying $79.12 for dinner