Mars is 57 million miles away. Presently, spaceships go about 16,000 miles per hour. How long would it take a spaceship to get to Mars? (Round your answer to the nearest day.)

Respuesta :

number of hours to get to Mars =  57,000,000 / 16,000 = 3562.5 hours

= 3562.5 / 24 =  148 days