Answer:
9,384 electronic keyboards.
Explanation:
Question asked:
How many electronic keyboards, on average, are sold each year in Alaska?
Solution:
Let number of electronic keyboards, on average, are sold each year in Alaska =
Given:
The number of electronic keyboards sold in New York is eight times the average number of electronic keyboards sold each year in Alaska:-
On an average, keyboards sold in New York = 8 times that of Alaska

Therefore, 9,384 electronic keyboards, on average, are sold each year in Alaska.