Respuesta :

lucic

Answer:

1/2 hours

Explanation:

The formula for speed is given as;

s= d/ t -----where

s is speed ,  80 km/h

d is distance , 40 km

t is time = ?

Making t is subject of the formula;

t= d/s

Using the values given

t= 40 / 80

t= 1/2 hours

Otras preguntas