amanda and alex live 4 miles apart. they decide to start walking to each others houses at the same time. Amanda walks at a rate of 3.5 miles per hour and Alexis walks at a rate of 4miles per hour . How long will it take for them to meet? Round to the nearest hundreth of an hour

Respuesta :

.53 of an hour because .53 (3.5) + .53 (4) = 3.975 which is the nearest estimate.