Can youu guys help me all im asking this geting fustrationg for me

How do you solve a question like this?

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship