In a taste test, each sample serving of a new drink is about 50 milliliters The drink comes in a 1 liter bottle About how many sample servings are in a bottle?

From what I understand, a sales tax is making a customer pay more. therefore if your charging 8% more, the price is being increased by 8%. For example: 8% of $300 is $24. So the actual price would be $324, with a 8% sales tax. therefore it is a 8% increase