30 fl. oz. of shampoo costs $9.30. What is the unit price for 100 fl. oz. of shampoo?! A) $3.10 B) $15.50 C) $27.90 D) $31

The answer is c because you turn 17.5% into a decimal which gives you .175 then you times that by $361.35 which gives you 63.23625 but then you round that which gives you 63.24. then you at 63.24 pulse 361.35 and you round it which gives you $425