(1) We signed a contract with Client A in the amount of US$200 and contracted out to a sub-contractor in the amount of US$100 dated 1 Jan 2009 when exchange rate was 7.8.
On 1 Mar 2009, we invoiced the Client A for US$200 when exchange rate is 7.9 and we received HK$1,570 from Client A on 1 Apr 2009. And then we pay HK$775 on 30 Apr 2009 to sub-contractor.
How to book the entries?
(2) If we have to pay the sub-contractor before receiving from Cleint A, let say we pay HK$790 to sub-contractor on 1 Mar 2009. Then we invoiced the Client A on 1 Apr 2009 and received HK$1550 on 30 Apr 2009.
How to book the entries?