Respuesta :

Answer:

64 seconds or 1 minute and 4 seconds

40÷5= 8

8×8=64

Answer:

It'll take Emmitt 64 seconds, or 1 minute and 4 seconds.

Step-by-step explanation:

set a proportion;

5 8

---- = ---

40 x

8/5 = 1.6

40 x 1.6 = 64

x = 64