You travel 800 miles and work 40 hour a week. you spend 2/5 of your time traveling how many hours do you not travel?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

How do you find principle and simple interest

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?