Alex rode her skateboard to the library. Her velocity changed from 5 m/s west to 7 m/s west in 10 seconds. What was her acceleration?
O A. 2 m/s2 west
O B. 0.2 m/s2 west
OC. 5 m/s² west
OD. 7 m/s² west

true

step-by-step explanation:

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles

it’s the first one your welcome