What times what equals 48

Five more than the product of a number n and 8 is at least 100. write an inequality that can be used to find all positive values of n

The product of two negative rational numbers is always zero sometimes zero never zero

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.