please solve these 2 qs

For the problem described in Question 5 , Baruch college has 1000 students in the spring of 2021.30 percent of the students use the gym twice per week, 70 percent of the students use the gym three times a week. If each student on average stays in the gym 30 minutes of each visit during ghe gym's business hours. what is the average number of students in the gym at any time? Assume the gym operates 5 days a week and 10 hours a day. 27 25 30 20 How long will it take to finish a job? And how many jobs can be processed per hour? 8 hours to finish, and 1/3 jobs per hour 8 hours to finish, and 1/2 jobs per hour 7 hours to finish, and 1/3 jobs per hour 7 hours to finish, and 1/2 jobs per hour