Answer Happy

i need help understanding this question, so step by step answer would be helpful. the second picture is the answer provided to us by the professor, but it I'm still having a hard time understanding. thank you for the help.
good 2 ui ป ВСІ 1 2 3 4 5 6 7 8 9 10 good! The diagram shows Uy, one of the indifferente curves showing Jane's preferences over goods 1 and 2. BC, shows her budget constraint when the price of good 1 is $10 per unit, the price of good 2 is $6 per unit, and she has $60 to spend on them. What can you say about Jane's marginal utility per dollar from the two goods at bundles x, y, and z?
good 2 MUI MU₂ 4 S 5 h > MVD MUP PL C BCN good I 1 2 3 4 5 6 7 8 9 10 The diagram shows U, one of the indifference curves showing Jane's preferences over goods 1 and 2. BC shows her budget constraint when the price of good 1 is $10 per unit, the price of good 2 is $6 per unit, and she has $60 to spend on them. What can you say about Jane's marginal utility per dollar from the two goods at bundles x, y, and z? At x Mui P Muz MU, - -7 / mu Y+z are not feasible (when she has $60)