Can you show me how to do questions 1 through 3? The work I have written down is from the internet I have no clue what I'm doing. Can u explain how you get the numbers u get pls.

I is not a prime hunky Lesson 1.1 HW Worksheet Name: maya 1. Andrea is a very good student. The probability that she studies and passes her mathematics test is 17 If the probability that Andrea studies is -, find the probability that Andrea passes her 20 mathematics test given that she has studied. 17 17 6205 P ( ) = 68 75 15 16 2. A number is selected, at random, from the set {1, 2, 3, 4, 5) 6, 7, 8}. Find the following: a. P(ODD NUMBER) 4 -7 B. P(PRIME |ODD) 3 8 4 3. Use the table to answer the following questions. Grades A B C D F TOTAL Males 17 8 14 11 3 53 Females 12 11 13 6 5 47 Totals 29 19 27 17 8 100 18 24 a. What is the probability that a randomly selected student got an A or B? 100 12 b. What is the probability that a student had an "A" and was a male? 29 53 100 100 c. What is the probability that a student was female given they got a passing grade? d. What is the probability of a male student given that they failed? e. What is the probability of selecting a "D" student, given they are female