Answer:
<h2>300 times per day.</h2>
Step-by-step explanation:
Basically, to solve this problem we just have to sum:

But, using an arithmetic series, we have to use this formula:

Where,
is the total number of elements (in this case is 24),
is the first element (1) and
is the last element (24), because a day has 24 hours.
So, replacing all variables, we have:

Therefore, the bell will be struck 300 times per day.