Respuesta :

Answer:

4 lawns per hour

Step-by-step explanation:

;)

Answer:

I know this is late but this is the correct answer!

Step-by-step explanation:

72

Because we have to find out what times 3 equals 12 and you shouldve got 4 so you multiply 4 by 18 to get 72

HOPE THIS HELPS :)

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