Respuesta :
Answer:
21
Step-by-step explanation:
First, find the unit rate for 4 cars. 28 divided by 4 equals 7. Then, just multiply 7 by 3 and you get 21
Answer:
21
Step-by-step explanation:
First, find the unit rate for 4 cars. 28 divided by 4 equals 7. Then, just multiply 7 by 3 and you get 21