Still have math questions?

Ask our expert tutors
Algebra
Question

Speed of a Plane Mary Lynn left by plane to visit...

Speed of a Plane Mary Lynn left by plane to visit her mother in Louisiana, \(420 km\) away. Fifteen minutes later, her mother left to meet her at the airport. She drove the \(20 km\) to the airport at \(40 km\) per hr, arriving just as the plane taxied in. What was the speed of the plane?

Answer

\(560 km \text { per hr }\)

Solution
View full explanation on CameraMath App.