I think the Shine will make clear documents for us about Electricity cost and Water cost after they've got the bill from government.
For Rental, I'd like to explain about my thinking method.
It has been waived from 24-Apr to 21-Jun.
And,by last 2 receipts, you had paid for 2 months ; 3-Apr to 3-May and 3-May to 3-Jun.
So, since 4-Jun until 21-Jun , you stayed with no payment at Room 915 and Room1108. (Implicitly Waived)
So, I have to bring the paid rental on 24-Apr to 3-Jun (41 days) forward to 22-Jun to 1-Aug (41days).
And, next rental cycle will start from 2-Aug.
You can see revised calendar for more understanding.