Been waiting for 2 hours for atleast some answers to be answered 500+ points wasted

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

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

Explain how you can use the associative property to evaluate (7x50)x4.