A box of granola contains 16.8 ounces. It costs $5.19. What is the cost, to the nearest cent, of the granola per ounce?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.