Aclass has 9 students who are to be assigned seating at random. what is the probability that the students will be arranged in order from shortest to tallest? (assume that no two students are the same height.)

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

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Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?