Both Amy and Ed travel 100 miles to their destination. They begin at the same time, but Amy drives at 50 miles per hour and Ed drives at 40 miles per hour.
How much sooner will Amy arrive to the destination than Ed?

1foot = 12 inches; 1 yard = 3 feet

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?