Yes, finish the WS row; the next instruction will be for a RS row.
On the next row inc, then on every 10th row after than until you have 38 sts. There will be your first row, then 2 more 'every 10th row' increase rows. Then change to inc on every 12 row until you have 48 sts which should be another 5 inc rows.
sue- knitting heretic