David and Jillian are playing a board game together. Jillian wants to trade her wool cards for David's ore cards. The double number line shows that David will trade 33 3 3 ore cards to Jillian for 66 6 6 wool cards. 00 0 33 3 Ore\text{Ore} Ore cards\text{cards} cards 00 0 66 6 Wool\text{Wool} Wool cards\text{cards} cards Based on the ratio shown in the double number line, how many wool cards does Jillian need to trade for 44 4 4 ore cards? wool cards