please help

On 1? February 2002 Flagstaff Development Limited signed a contract with its client in Hamilton to construct a ?'storey office building in rLErordonton. The contract scheduled to be completed on 30 August 2004 has a fixed contract price of $25 million without any price escalation clause. The building team of Flagstaff Development Limited made a preliminary estimate of $20 for the cost of the construction contract. The outcome of the construction contract can be reliably estimated and following details relates to the - ro'ect: Details 2002 2003 2004 [5 million] [5 million] [5 million] Costs incurred for the year 6 9 8 Estimated costs to complete 14 B Progress billings during the i" 11 1' Cash collected durin. the ear 6 10 F' The company's financial year end is 31 December. Required: . Prepare journal entries in the books of Flagstaff Development Limited to account for all transactions related to the construction ofthe office building for each of the financial year ending 31f12f2002. 31f12fZDUB and 3U12f2004