A sum of money was shared between Aaron and Jason in the ratio 2:3. Jason gave 1/4 of his share to Aaron. What is the new ratio of Aaron's share to Jason's share of the money?
Jason started with 3/5 Aaron had 2/5
3/5 * 3/4 : 3/5 * 1/4 + 2/ 5
9/20 : 3/20 + 2/5
9/20 : 11/20
9 : 11 is J: A A:J = 11:9