It takes 5 hours for a messenger to reach its destination at a speed of 42 mph. If you want to make the journey in 3 and a half hours, at what speed should you travel?

Respuesta :

Answer:

speed =60 mph

Step-by-step explanation:

speed = distance / time

[tex] =( 42 \times 5) \div 3.5 \\ = 60 \\ [/tex]