I would like some assistance with the following statistics questions

The probability that a student registered in the Faculty of Social Sciences will have to take ECON1005 is 0.60. The probability that a student has to take ECON1006 and is a Statistics major is 0.30. Suppose a randomly selected student in the Faculty of Social Sciences has to take ECON1006, what Is the probability that they are a statistics major? Select one: O a. 0.50 O b. 0.38 O C. 0.24 O d. 1.00A micro borrowing institution uses a credit score to evaluate applicants for their loans. The distribution of credit scores is known to be normal with mean 50 and standard deviation 15. If the institution only approves unsecured loans to applicants who score in the top 22%, what is the minimum that an applicant must score to get this type of loan? (round your answer to 2 decimal places) Select one: O a. 63.70 O b. 61.55 O c. 65.00 O d. 35.00 O e. 38.45The table below shows the distribution of students based on their undergraduate degree and the area of specialization in their MBA at the Krannert School of Business and Management at Purdue University. Undergrad Degree MBA Specialization Total Accounting Finance Marketing Consulting BSC 31 13 40 35 119 BEng 32 MBBS 12 17 20 53 BA 10 LLB 15 33 Total 67 47 127 328 The probability that a respondent has a LLB is 33/328 The value 67/328 presents a/an probabilityThe number of students who attend office hours per week is normally distributed with mean 8. Also, 10 students visiting office hours has a standardized value of 1. What is the probability that 10 students visit office hours? Select one: O a. 0 O b. 1 O c. 0.8643 O d. 0.1587