Help with question below please:

Black ad Blue Ltd depreciates its Forklift Trucks using a Reducing Balance of 30%. Its accounting year end is 30 September. On 30 September 20X6, it owned 4 Forklift Trucks: (A) Purchased on 1 January 20X3 for £2,400 (B) Purchased on 1 May 20X4 for £2,500 (C) Purchased on 1 October 20X4 for £3,200 (D) Purchased on 1 April 20X6 for £3,600 Required: Calculate the depreciation provision for the year ending 30 September 20X6.