Respuesta :

1.1 families

2.6

3.3

Step-by-step explanation:

i believe that the answer, am sorry if am wrong

Answer:

1.) 4

2.) 1 + 2 + 3 + 4 + 5 + 6 = 21 families

3.) 4 + 5 + 6 = 15 families

Hope this helps!