Write the ratio 42 inches to 9 feet as a fraction in simplest form. explain why you get the same result whether you convert feet to inches or convert inches to feet.

b 1: 45 am

step-by-step explanation:

its that because if it was in the pm it would be 1345

54 km / hours

step-by-step explanation:

we need to convert seconds to hours

60 seconds = 1 minutes

60 minutes = 1hour

15 m         60 second   60 minutes

  * *         = 54000 meters/ hour

second     1 minute             1 hour

now we need to convert meters to km

1000 m = 1 km

54000 m       1 km

*   = 54 km / hours

hour               1000m