The 90% confidence interval for the passing rate on a test taken by a large population of students is (.73,77). What are the point estimate and margin of error used in the calculation?

Point estimate: .73, margin of error 1.04
Point estimate: 77, margin of error 1.04
Point estimate: .75, margin of error 1.04
Point estimate: 73, margin of error 1.02
Point estimate: 75, margin of error = .02

How do you answer this question? (step by step)

Danielle has $127.02 in her account before making any transactions. over the course of a week, danielle makes the following transactions: transaction debit ($) credit ($) birthday check 75.00 night out 66.14 garage sale proceeds 121.58 charitable donation 42.25 doctor’s appointment 115.30 at the end of the week, how much money is in danielle’s account? a. $99.91 b. $27.11 c. $184.41 d. $142.16 select the best answer from the choices provided a b c d

Anyone know? will mark brainliest if you're correct!