The following stocks were taken into stores as follows: 

1.1.15 1000 units @ £20 per unit.
15.1.15 500 units @ £25 per unit. 

There were no opening stocks. 

On 31.1.15 1250 units were issued to production. 

Required:

Calculate the amount that would be charged to production on 31 January 2015 for the issue of material on that date using each of the following methods of material pricing:

(a) FIFO (first-in, first-out)

(b) Continuous weighted average.