<prompt> Translate the following text to SwahiliFIRST-IN, FIRST-OUT FIFO - A cost flow assumption; the first goods purchased or produced are assumed to be the first goods sold.  <response>: FIRST-IN, FIRST-OUT FIFO - Dhana ya mtiririko wa gharama; bidhaa za kwanza kununuliwa au zinazozalishwa ni kudhani kuwa bidhaa za kwanza kuuzwa. 