Respuesta :

Answer: D

Step-by-step explanation:

It says that there are twice as many girls so:

9x2=18 girls

There are a total of 9 boys.

So altogether is 27 combined.

18+9=27

Answer:

D) 27

Step-by-step explanation:

Step 1: Find the number of girls.

9 x 2 = 18

Step 2: Find the combined number.

9 + 18 = 27