Respuesta :

Find the total employees by adding all 3 groups:

137 + 146 +41 = 324 total.


Divide total employees by 28:


324 / 28 = 11.57, round up to 12 rows.


The answer is A.



Answer:

They need 12 rows, A

Step-by-step explanation:

137 + 146 + 41 = 187 + 137 = 324

324/28

162/14

81/7 rounded to 12