What is three ratios equivalent to 18: 4

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

£100.80 divided by 14 equals 7.2 how would we put this as money