we will first calculate the cost of each month, then for each day and then for each period and then for each minute.
cost per month = 10750/10 = 1075
considering each month has 30 days
cost for each day = 1075/30 =
cost for each period = 1075/(30×7)
cost for each minute = 1075/(30×7×45)
=$ 0.11375