A small train at an amusement park is carrying passengers. Half of the passengers are 6 years old, 1/10 are 7 years old, 1/5 are 8 years old, 1/5 are 9 years old. what is the expected age for 1 of the passengers on the train?

Respuesta :

the answer is five if im doing this correct

Answer:

7.1

Step-by-step explanation: