The annual interest rate of jackie’s savings account is 6.4% and simple interest is calculated semiannual, what is the periodic interest of jackie’s savings account

Which of the following questions is a statistical question? (2 points) how many professional sport leagues are there? where do the professional sport leagues play? how many hours of professional training took place over the weekend? how many hours do you spend each week training for a sports league?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?