Question

A person travel from Newyork toWashington at the rate of 45 miles per hourand comes backs to the Newyork at the rate of 55 miles per hourdos miles her hour what is the average speed​

Answer 1

Answer: 50 miles per hour

Step-by-step explanation:

Assuming that there is no distance given, this is just finding the average of the two speeds. This means that we can do the following:

`(45+55)/(2)=50` miles per hour