Use the information below to answer questions

Purchase:..Raw materials.................N15 000
Finished goods...........................N11 400
Stock:....(1/7/01)Raw materials..........N2 250
Work-in-progress.........................N1 875
Wages:.....Direct........................N17 100
Indirect.................................N5 400
Stock:.....(30/06/02)Raw materials.......N3 000
Work-in-progress.........................N3 375

The cost of raw materials consumed is?