A sales associate's expense account for the first week of a certain month has the daily expenses (in dollars) shown in matrix A.

(a) The associate finds that expenses for the second week are 5% more (in each category) than for the first week. Find the expenses matrix for the second week (note that this is 1.05A).
(b) Find the associate's expenses matrix for the third week if expenses for that week are 10% more (in each category) than they were in the first week?

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Lodging Travel Meals Other 44 80 200 10 Monday 40 80 40 Tuesday A = 56 140 90 Wednesday 30 140 40 20 Thursday Friday 40 200 10