The rectangler diagram shows the design for a food court at the zoo what is the length of the walkway

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Which one ? is the answer and how to find this answer

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?