Please explain in detail because I have a test and I need to study this.

Given the table below for product X Y, and Z. that is consumed by Xena the princess wan-jar. Answer the following question. MU represents marginal utilirv. The price of product X is $10, of product Y is $2, and product Z is $8. The consumer has an income of $74 to spend. The consumer (Xena) wants to maximize her utility if possible. Show all you: work Significant points will be taken o' for not showing work. Product X Product Y Product Z uantirv MQ wanna! Mg Quantitv MU i 42 I 14 1 32 2 40 2 12 2 2.8 3 36 3 10 3 24 4 30 4 8 4 1 6 5 22 5 6 5 l 0 6 13 6 4 6 6 7 0 7 2.4. 7 4 a) How many X, Y and 2 will Xena consume to maximize utilit}. Show all your steps as If you just state your answer, points will be taken off even if the answer is comes\" 1' 20) b) How much will Xena save? (5) c) Show if Xena maximizes utiiin at this consumption point (5}