Respuesta :

TigerLily06

Answer:

5 1/2

Step-by-step explanation:

a) r=d/t

   11/4x2/1= 22/4= 5 1/2

b) 1/2 hour x 2 equals one hour, so 2 3/4 x 2 equals rate per hr.

11/4x2=22/4= 5 1/2

akhraich

Answer:

1 mph

Step-by-step explanation:

All you have to do is follow the formula. Distance/time=mph