Sarah and nancy each drive 600 miles. sarah's average speed is represented by x miles per hour. what does the denominator of the rational expression 600x−4600x-4 mean in the context of this situation?

Acar traveling at 65 mph leaves 25 foot skid mark what is the ratio of the speed to length of skid mark (feet) in the simplest form

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?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.