Respuesta :
Answer:
B. 9.3 hours
Step-by-step explanation:
Average is found by adding all numbers then dividing by the number of numbers.
So, the equation is: (7.5+8.5+10+9.5+11)/5
-> 46.5/5 -> 9.3
Answer:
B. 9.3 hours
Step-by-step explanation:
Average is found by adding all numbers then dividing by the number of numbers.
So, the equation is: (7.5+8.5+10+9.5+11)/5
-> 46.5/5 -> 9.3