Respuesta :

Answer:

3 hours

Step-by-step explanation:

1/12 = 1/4 of an hour

1 hour = 4/12

2 hours = 8/12

3 hours = 12/12

Answer:

if in 1/4 an hour 1/12 of the lawn is sprinkled

?? hours will it take to sprinkle 12/12 of the lawn.

ie;

12/12*1/4*12/1

=3hours

Step-by-step explanation: